diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 8c1dfd39b82c..028c0b2b74eb 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -16,3 +16,48 @@ updates:
       llvm-docs-requirements:
         patterns:
           - "*"
+
+  - package-ecosystem: docker
+    directory: /.github/workflows/containers/github-action-ci
+    schedule:
+      interval: daily
+
+  - package-ecosystem: docker
+    directory: /bolt/utils/docker
+    schedule:
+      interval: daily
+
+  - package-ecosystem: nuget
+    directory: /clang/tools/clang-format-vs/ClangFormat
+    schedule:
+      interval: daily
+
+  - package-ecosystem: docker
+    directory: /clang/tools/clang-fuzzer
+    schedule:
+      interval: daily
+
+  - package-ecosystem: docker
+    directory: /clang/utils/analyzer
+    schedule:
+      interval: daily
+
+  - package-ecosystem: pip
+    directory: /clang/utils/analyzer
+    schedule:
+      interval: daily
+
+  - package-ecosystem: pip
+    directory: /flang/examples/FlangOmpReport
+    schedule:
+      interval: daily
+
+  - package-ecosystem: docker
+    directory: /libc/utils/buildbot
+    schedule:
+      interval: daily
+
+  - package-ecosystem: docker
+    directory: /libcxx/utils/ci
+    schedule:
+      interval: daily
diff --git a/.github/workflows/build-ci-container.yml b/.github/workflows/build-ci-container.yml
index 109115f3a7b7..398a83027e13 100644
--- a/.github/workflows/build-ci-container.yml
+++ b/.github/workflows/build-ci-container.yml
@@ -25,6 +25,11 @@ jobs:
     permissions:
       packages: write
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Write Variables
         id: vars
         run: |
@@ -34,7 +39,7 @@ jobs:
           echo "container-name-tag=$container_name:$tag" >> $GITHUB_OUTPUT
 
       - name: Checkout LLVM
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           sparse-checkout: .github/workflows/containers/github-action-ci/
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 000000000000..a6de1da963c7
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,78 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: ["npu/release/18.x"]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: ["npu/release/18.x"]
+  schedule:
+    - cron: "0 0 * * 1"
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: ["cpp", "csharp", "javascript", "python", "typescript"]
+        # CodeQL supports [ $supported-codeql-languages ]
+        # Learn more about CodeQL language support at https://aka.ms/codeql-docs/language-support
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - name: Checkout repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@662472033e021d55d94146f66f6058822b0b39fd # v3.27.0
+        with:
+          languages: ${{ matrix.language }}
+          # If you wish to specify custom queries, you can do so here or in a config file.
+          # By default, queries listed here will override any specified in a config file.
+          # Prefix the list here with "+" to use these queries and those in the config file.
+
+      # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+      # If this step fails, then you should remove it and run the build manually (see below)
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@662472033e021d55d94146f66f6058822b0b39fd # v3.27.0
+
+      # ℹ️ Command-line programs to run using the OS shell.
+      # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
+
+      #   If the Autobuild fails above, remove it and uncomment the following three lines.
+      #   modify them (or add more) to build your code if your project, please refer to the EXAMPLE below for guidance.
+
+      # - run: |
+      #   echo "Run, Build Application using script"
+      #   ./location_of_script_within_repo/buildscript.sh
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@662472033e021d55d94146f66f6058822b0b39fd # v3.27.0
+        with:
+          category: "/language:${{matrix.language}}"
diff --git a/.github/workflows/containers/github-action-ci/Dockerfile b/.github/workflows/containers/github-action-ci/Dockerfile
index d91a7ad3a9d0..dc80159443d5 100644
--- a/.github/workflows/containers/github-action-ci/Dockerfile
+++ b/.github/workflows/containers/github-action-ci/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/ubuntu:22.04 as base
+FROM docker.io/library/ubuntu:22.04@sha256:0e5e4a57c2499249aafc3b40fcd541e9a456aab7296681a3994d631587203f97 as base
 ENV LLVM_SYSROOT=/opt/llvm/
 
 FROM base as toolchain
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
new file mode 100644
index 000000000000..955b3b3fb2d0
--- /dev/null
+++ b/.github/workflows/dependency-review.yml
@@ -0,0 +1,27 @@
+# Dependency Review Action
+#
+# This Action will scan dependency manifest files that change as part of a Pull Request,
+# surfacing known-vulnerable versions of the packages declared or updated in the PR.
+# Once installed, if the workflow run is marked as required,
+# PRs introducing known-vulnerable packages will be blocked from merging.
+#
+# Source repository: https://github.com/actions/dependency-review-action
+name: 'Dependency Review'
+on: [pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - name: 'Checkout Repository'
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - name: 'Dependency Review'
+        uses: actions/dependency-review-action@4081bf99e2866ebe428fc0477b69eb4fcda7220a # v4.4.0
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 893ba8fea994..b90262fe491f 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -56,14 +56,19 @@ jobs:
       # action to use the Github API in pull requests. If it's a push to a
       # branch we can't use the Github API to get the diff, so we need to have
       # a local checkout beforehand.
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Fetch LLVM sources (Push)
         if: ${{ github.event_name == 'push' }}
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 1
       - name: Get subprojects that have doc changes
         id: docs-changed-subprojects
-        uses: tj-actions/changed-files@v45
+        uses: tj-actions/changed-files@c3a1bb2c992d77180ae65be6ae6c166cf40f857c # v45.0.3
         with:
           files_yaml: |
             llvm:
@@ -94,11 +99,11 @@ jobs:
               - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
       - name: Fetch LLVM sources (PR)
         if: ${{ github.event_name == 'pull_request' }}
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 1
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: '3.11'
           cache: 'pip'
diff --git a/.github/workflows/issue-release-workflow.yml b/.github/workflows/issue-release-workflow.yml
index 95a41bbbee47..87706f30bea9 100644
--- a/.github/workflows/issue-release-workflow.yml
+++ b/.github/workflows/issue-release-workflow.yml
@@ -38,8 +38,13 @@ jobs:
       !startswith(github.event.comment.body, '<!--IGNORE-->') &&
       contains(github.event.action == 'opened' && github.event.issue.body || github.event.comment.body, '/cherry-pick')
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           repository: llvm/llvm-project
           # GitHub stores the token used for checkout and uses it for pushes
@@ -73,8 +78,13 @@ jobs:
       contains(github.event.comment.body, '/branch ')
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/issue-subscriber.yml b/.github/workflows/issue-subscriber.yml
index fd8ef5ba6c6f..806576ccfb3d 100644
--- a/.github/workflows/issue-subscriber.yml
+++ b/.github/workflows/issue-subscriber.yml
@@ -13,8 +13,13 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'llvm/llvm-project'
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout Automation Script
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/libclang-abi-tests.yml b/.github/workflows/libclang-abi-tests.yml
index 0d7ccd1ebf72..acc711a6568f 100644
--- a/.github/workflows/libclang-abi-tests.yml
+++ b/.github/workflows/libclang-abi-tests.yml
@@ -37,14 +37,19 @@ jobs:
       LLVM_VERSION_MINOR: ${{ steps.version.outputs.LLVM_VERSION_MINOR }}
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.LLVM_VERSION_PATCH }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 250
 
       - name: Get LLVM version
         id: version
-        uses: llvm/actions/get-llvm-version@main
+        uses: llvm/actions/get-llvm-version@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
 
       - name: Setup Variables
         id: vars
@@ -99,8 +104,13 @@ jobs:
             ref: ${{ github.sha }}
             repo: ${{ github.repository }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Install Ninja
-        uses: llvm/actions/install-ninja@main
+        uses: llvm/actions/install-ninja@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
       - name: Install abi-compliance-checker
         run: |
           sudo apt-get install abi-dumper autoconf pkg-config
@@ -112,7 +122,7 @@ jobs:
           ./configure
           sudo make install
       - name: Download source code
-        uses: llvm/actions/get-llvm-project-src@main
+        uses: llvm/actions/get-llvm-project-src@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
         with:
           ref: ${{ matrix.ref }}
           repo: ${{ matrix.repo }}
@@ -130,7 +140,7 @@ jobs:
             sed -i 's/LLVM_[0-9]\+/LLVM_NOVERSION/' $lib-${{ matrix.ref }}.abi
           done
       - name: Upload ABI file
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         with:
           name: ${{ matrix.name }}
           path: '*${{ matrix.ref }}.abi'
@@ -142,13 +152,18 @@ jobs:
       - abi-dump-setup
       - abi-dump
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Download baseline
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
         with:
           name: build-latest
           path: build-latest
@@ -162,7 +177,7 @@ jobs:
           done
       - name: Upload ABI Comparison
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         with:
           name: compat-report-${{ github.sha }}
           path: compat_reports/
diff --git a/.github/workflows/libcxx-build-and-test.yaml b/.github/workflows/libcxx-build-and-test.yaml
index 2c5fa44f0e96..0ee3dcfcc40f 100644
--- a/.github/workflows/libcxx-build-and-test.yaml
+++ b/.github/workflows/libcxx-build-and-test.yaml
@@ -68,14 +68,19 @@ jobs:
             cxx: 'g++-13'
             clang_tidy: 'OFF'
     steps:
-      - uses: actions/checkout@v4.2.2
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: ${{ matrix.config }}.${{ matrix.cxx }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: ${{ matrix.cc }}
           CXX: ${{ matrix.cxx }}
           ENABLE_CLANG_TIDY: ${{ matrix.clang_tidy }}
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         if: always()
         with:
           name: ${{ matrix.config }}-${{ matrix.cxx }}-results
@@ -117,14 +122,19 @@ jobs:
             cxx: 'clang++-17'
             clang_tidy: 'OFF'
     steps:
-      - uses: actions/checkout@v4.2.2
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: ${{ matrix.cc }}
           CXX: ${{ matrix.cxx }}
           ENABLE_CLANG_TIDY: ${{ matrix.clang_tidy }}
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         if: always()  # Upload artifacts even if the build or test suite fails
         with:
           name: ${{ matrix.config }}-results
@@ -182,14 +192,19 @@ jobs:
           machine: libcxx-runners-8-set
     runs-on: ${{ matrix.machine }}
     steps:
-      - uses: actions/checkout@v4.2.2
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: clang-18
           CXX: clang++-18
           ENABLE_CLANG_TIDY: "OFF"
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         if: always()
         with:
           name: ${{ matrix.config }}-results
diff --git a/.github/workflows/libcxx-check-generated-files.yml b/.github/workflows/libcxx-check-generated-files.yml
index 86743a87f2b2..9e07ae4fe430 100644
--- a/.github/workflows/libcxx-check-generated-files.yml
+++ b/.github/workflows/libcxx-check-generated-files.yml
@@ -11,11 +11,16 @@ jobs:
   check_generated_files:
     runs-on: ubuntu-latest
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Install dependencies
-        uses: aminya/setup-cpp@v1
+        uses: aminya/setup-cpp@d485b24c1283deafc12b4b8ae90ff09c0d1eb972 # v1
         with:
           clangformat: 17.0.1
           ninja: true
diff --git a/.github/workflows/llvm-bugs.yml b/.github/workflows/llvm-bugs.yml
index 4797eea4e3d3..e8d1fd29a9a4 100644
--- a/.github/workflows/llvm-bugs.yml
+++ b/.github/workflows/llvm-bugs.yml
@@ -14,13 +14,18 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'llvm/llvm-project'
     steps:
-      - uses: actions/setup-node@v4
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
         with:
           node-version: 18
           check-latest: true
       - run: npm install mailgun.js form-data
       - name: Send notification
-        uses: actions/github-script@v7
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         env:
           MAILGUN_API_KEY: ${{ secrets.LLVM_BUGS_KEY }}
         with:
diff --git a/.github/workflows/llvm-project-tests.yml b/.github/workflows/llvm-project-tests.yml
index 889983fc0832..7bd241998476 100644
--- a/.github/workflows/llvm-project-tests.yml
+++ b/.github/workflows/llvm-project-tests.yml
@@ -67,9 +67,14 @@ jobs:
       matrix:
         os: ${{ fromJSON(inputs.os_list) }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Setup Windows
         if: startsWith(matrix.os, 'windows')
-        uses: llvm/actions/setup-windows@main
+        uses: llvm/actions/setup-windows@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
         with:
           arch: amd64
       # On Windows, starting with win19/20220814.1, cmake choose the 32-bit
@@ -77,20 +82,20 @@ jobs:
       # lldb.  Using this setup-python action to make 3.10 the default
       # python fixes this.
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: ${{ inputs.python_version }}
       - name: Install Ninja
         if: runner.os != 'Linux'
-        uses: llvm/actions/install-ninja@main
+        uses: llvm/actions/install-ninja@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
       # actions/checkout deletes any existing files in the new git directory,
       # so this needs to either run before ccache-action or it has to use
       # clean: false.
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 250
       - name: Setup ccache
-        uses: hendrikmuhs/ccache-action@v1
+        uses: hendrikmuhs/ccache-action@ed74d11c0b343532753ecead8a951bb09bb34bc9 # v1.2.14
         with:
           # A full build of llvm, clang, lld, and lldb takes about 250MB
           # of ccache space. There's not much reason to have more than this,
diff --git a/.github/workflows/llvm-tests.yml b/.github/workflows/llvm-tests.yml
index 0de4c1d47917..d0f3e89dfbfe 100644
--- a/.github/workflows/llvm-tests.yml
+++ b/.github/workflows/llvm-tests.yml
@@ -47,14 +47,19 @@ jobs:
       LLVM_VERSION_MINOR: ${{ steps.version.outputs.LLVM_VERSION_MINOR }}
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.LLVM_VERSION_PATCH }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout source
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 250
 
       - name: Get LLVM version
         id: version
-        uses: llvm/actions/get-llvm-version@main
+        uses: llvm/actions/get-llvm-version@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
 
       - name: Setup Variables
         id: vars
@@ -97,8 +102,13 @@ jobs:
             ref: ${{ github.sha }}
             repo: ${{ github.repository }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Install Ninja
-        uses: llvm/actions/install-ninja@main
+        uses: llvm/actions/install-ninja@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
       - name: Install abi-compliance-checker
         run: |
           sudo apt-get install abi-dumper autoconf pkg-config
@@ -110,7 +120,7 @@ jobs:
           ./configure
           sudo make install
       - name: Download source code
-        uses: llvm/actions/get-llvm-project-src@main
+        uses: llvm/actions/get-llvm-project-src@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
         with:
           ref: ${{ matrix.ref }}
           repo: ${{ matrix.repo }}
@@ -137,14 +147,14 @@ jobs:
           # Remove symbol versioning from dumps, so we can compare across major versions.
           sed -i 's/LLVM_${{ matrix.llvm_version_major }}/LLVM_NOVERSION/' ${{ matrix.ref }}.abi
       - name: Upload ABI file
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         with:
           name: ${{ matrix.name }}
           path: ${{ matrix.ref }}.abi
 
       - name: Upload symbol list file
         if: matrix.name == 'build-baseline'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         with:
           name: symbol-list
           path: llvm.symbols
@@ -156,18 +166,23 @@ jobs:
       - abi-dump-setup
       - abi-dump
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Download baseline
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
         with:
           name: build-latest
           path: build-latest
       - name: Download symbol list
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
         with:
           name: symbol-list
           path: symbol-list
@@ -186,7 +201,7 @@ jobs:
           abi-compliance-checker $EXTRA_ARGS -l libLLVM.so -old build-baseline/*.abi -new build-latest/*.abi || test "${{ needs.abi-dump-setup.outputs.ABI_HEADERS }}" = "llvm-c"
       - name: Upload ABI Comparison
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         with:
           name: compat-report-${{ github.sha }}
           path: compat_reports/
diff --git a/.github/workflows/new-issues.yml b/.github/workflows/new-issues.yml
index ed15fdb9fba6..727a9a9616d5 100644
--- a/.github/workflows/new-issues.yml
+++ b/.github/workflows/new-issues.yml
@@ -13,7 +13,12 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'llvm/llvm-project'
     steps:
-      - uses: llvm/actions/issue-labeler@main
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - uses: llvm/actions/issue-labeler@a1ea791b03c8e61f53a0e66f2f73db283aa0f01e # main
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           configuration-path: .github/new-issues-labeler.yml
diff --git a/.github/workflows/new-prs.yml b/.github/workflows/new-prs.yml
index faaa8cf44a67..e9902afcb10e 100644
--- a/.github/workflows/new-prs.yml
+++ b/.github/workflows/new-prs.yml
@@ -34,8 +34,13 @@ jobs:
       (github.event.pull_request.author_association != 'MEMBER') &&
       (github.event.pull_request.author_association != 'OWNER')
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout Automation Script
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
@@ -67,7 +72,12 @@ jobs:
       github.event.pull_request.draft == false &&
       github.event.pull_request.commits < 10
     steps:
-      - uses: actions/labeler@v5
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
+      - uses: actions/labeler@8558fd74291d67161a8a78ce36a881fa63b766a9 # v5.0.0
         with:
           configuration-path: .github/new-prs-labeler.yml
           # workaround for https://github.com/actions/labeler/issues/112
diff --git a/.github/workflows/pr-code-format.yml b/.github/workflows/pr-code-format.yml
index cac6ecb14acd..845922aed764 100644
--- a/.github/workflows/pr-code-format.yml
+++ b/.github/workflows/pr-code-format.yml
@@ -12,13 +12,18 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'llvm/llvm-project'
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
       - name: Checkout through merge base
-        uses: rmacklin/fetch-through-merge-base@v0
+        uses: rmacklin/fetch-through-merge-base@bfe4d03a86f9afa52bc1a70e9814fc92a07f7b75 # v0.3.0
         with:
           base_ref: ${{ github.event.pull_request.base.ref }}
           head_ref: ${{ github.event.pull_request.head.sha }}
@@ -26,7 +31,7 @@ jobs:
 
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@v45
+        uses: tj-actions/changed-files@c3a1bb2c992d77180ae65be6ae6c166cf40f857c # v45.0.3
         with:
           separator: ","
           skip_initial_fetch: true
@@ -35,7 +40,7 @@ jobs:
       # PR for security reasons as we're using pull_request_target. Checkout
       # the target branch with the necessary files.
       - name: Fetch code formatting utils
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           sparse-checkout: |
             llvm/utils/git/requirements_formatting.txt
@@ -51,12 +56,12 @@ jobs:
           echo "$CHANGED_FILES"
 
       - name: Install clang-format
-        uses: aminya/setup-cpp@v1
+        uses: aminya/setup-cpp@d485b24c1283deafc12b4b8ae90ff09c0d1eb972 # v1
         with:
           clangformat: 17.0.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: '3.11'
           cache: 'pip'
diff --git a/.github/workflows/pr-request-release-note.yml b/.github/workflows/pr-request-release-note.yml
index 1051d6395c21..8ef2bc9b34f2 100644
--- a/.github/workflows/pr-request-release-note.yml
+++ b/.github/workflows/pr-request-release-note.yml
@@ -19,6 +19,11 @@ jobs:
     steps:
       # We need to pull the script from the main branch, so that we ensure
       # we get the latest version of this script.
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout Scripts
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
diff --git a/.github/workflows/pr-subscriber.yml b/.github/workflows/pr-subscriber.yml
index b41166c6e50b..59193327b481 100644
--- a/.github/workflows/pr-subscriber.yml
+++ b/.github/workflows/pr-subscriber.yml
@@ -13,8 +13,13 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'llvm/llvm-project'
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout Automation Script
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/release-binaries.yml b/.github/workflows/release-binaries.yml
index 6001560b3bbe..f1b163021023 100644
--- a/.github/workflows/release-binaries.yml
+++ b/.github/workflows/release-binaries.yml
@@ -42,6 +42,11 @@ jobs:
       upload: ${{ steps.vars.outputs.upload }}
 
     steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+      with:
+        egress-policy: audit
+
     - name: Checkout LLVM
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
@@ -88,6 +93,11 @@ jobs:
     runs-on: ubuntu-22.04
     if: github.repository == 'llvm/llvm-project'
     steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+      with:
+        egress-policy: audit
+
     - name: Checkout LLVM
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       with:
@@ -138,6 +148,11 @@ jobs:
     runs-on: ubuntu-22.04
     if: github.repository == 'llvm/llvm-project'
     steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+      with:
+        egress-policy: audit
+
     - name: Install Ninja
       uses: llvm/actions/install-ninja@22e9f909d35b50bd1181709564bfe816eaeaae81 # main
 
@@ -191,6 +206,11 @@ jobs:
     runs-on: ubuntu-22.04-16x64
     if: github.repository == 'llvm/llvm-project'
     steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+      with:
+        egress-policy: audit
+
     - name: Install Ninja
       uses: llvm/actions/install-ninja@22e9f909d35b50bd1181709564bfe816eaeaae81 # main
 
@@ -261,6 +281,11 @@ jobs:
       contents: write # For release uploads
 
     steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+      with:
+        egress-policy: audit
+
     - name: 'Download artifact'
       uses: actions/download-artifact@65a9edc5881444af0b9093a5e628f2fe47ea3b2e # v4.1.7
       with:
@@ -284,6 +309,11 @@ jobs:
     runs-on: ubuntu-22.04
     if: github.repository == 'llvm/llvm-project'
     steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+      with:
+        egress-policy: audit
+
     - name: Install Ninja
       uses: llvm/actions/install-ninja@22e9f909d35b50bd1181709564bfe816eaeaae81 # main
 
diff --git a/.github/workflows/release-documentation.yml b/.github/workflows/release-documentation.yml
index c719e1afb79b..6c16e4ac8e20 100644
--- a/.github/workflows/release-documentation.yml
+++ b/.github/workflows/release-documentation.yml
@@ -33,11 +33,16 @@ jobs:
     env:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout LLVM
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'
@@ -59,7 +64,7 @@ jobs:
           ./llvm/utils/release/build-docs.sh -release "${{ inputs.release-version }}" -no-doxygen
 
       - name: Create Release Notes Artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
         with:
           name: release-notes
           path: docs-build/html-export/
diff --git a/.github/workflows/release-doxygen.yml b/.github/workflows/release-doxygen.yml
index b0c1243f4a4f..88210e2bd8e5 100644
--- a/.github/workflows/release-doxygen.yml
+++ b/.github/workflows/release-doxygen.yml
@@ -35,11 +35,16 @@ jobs:
     env:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout LLVM
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'
diff --git a/.github/workflows/release-lit.yml b/.github/workflows/release-lit.yml
index 81b326774e47..fd3cfdab9567 100644
--- a/.github/workflows/release-lit.yml
+++ b/.github/workflows/release-lit.yml
@@ -23,6 +23,11 @@ jobs:
     name: Release Lit
     runs-on: ubuntu-latest
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Checkout LLVM
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
@@ -40,7 +45,7 @@ jobs:
           ./llvm/utils/release/./github-upload-release.py --token "$GITHUB_TOKEN" --user ${{ github.actor }} check-permissions
 
       - name: Setup Cpp
-        uses: aminya/setup-cpp@v1
+        uses: aminya/setup-cpp@d485b24c1283deafc12b4b8ae90ff09c0d1eb972 # v1
         with:
           compiler: llvm-16.0.6
           cmake: true
@@ -61,14 +66,14 @@ jobs:
           python3 setup.py sdist bdist_wheel
 
       - name: Upload lit to test.pypi.org
-        uses: pypa/gh-action-pypi-publish@release/v1
+        uses: pypa/gh-action-pypi-publish@fb13cb306901256ace3dab689990e13a5550ffaa # release/v1
         with:
           password: ${{ secrets.LLVM_LIT_TEST_PYPI_API_TOKEN }}
           repository-url: https://test.pypi.org/legacy/
           packages-dir: llvm/utils/lit/dist/
 
       - name: Upload lit to pypi.org
-        uses: pypa/gh-action-pypi-publish@release/v1
+        uses: pypa/gh-action-pypi-publish@fb13cb306901256ace3dab689990e13a5550ffaa # release/v1
         with:
           password: ${{ secrets.LLVM_LIT_PYPI_API_TOKEN }}
           packages-dir: llvm/utils/lit/dist/
diff --git a/.github/workflows/release-tasks.yml b/.github/workflows/release-tasks.yml
index af51763e248f..4f1f8b91d779 100644
--- a/.github/workflows/release-tasks.yml
+++ b/.github/workflows/release-tasks.yml
@@ -17,6 +17,11 @@ jobs:
     outputs:
       release-version: ${{ steps.validate-tag.outputs.release-version }}
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Validate Tag
         id: validate-tag
         run: |
@@ -30,6 +35,11 @@ jobs:
     needs: validate-tag
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Install Dependencies
         run: |
           sudo apt-get update
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 2cef019ec4cb..99e970a36a15 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -30,6 +30,11 @@ jobs:
       id-token: write      
 
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: "Checkout code"
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
diff --git a/.github/workflows/version-check.yml b/.github/workflows/version-check.yml
index 2ac4b18a8f6b..b8e737b476aa 100644
--- a/.github/workflows/version-check.yml
+++ b/.github/workflows/version-check.yml
@@ -16,8 +16,13 @@ jobs:
     if: github.repository_owner == 'llvm'
     runs-on: ubuntu-latest
     steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+        with:
+          egress-policy: audit
+
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
 
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 000000000000..ef2c0ad5cf8d
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,30 @@
+repos:
+- repo: https://github.com/digitalpulp/pre-commit-php
+  rev: 1.4.0
+  hooks:
+  - id: php-lint-all
+- repo: https://github.com/gitleaks/gitleaks
+  rev: v8.16.3
+  hooks:
+  - id: gitleaks
+- repo: https://github.com/jumanjihouse/pre-commit-hooks
+  rev: 3.0.0
+  hooks:
+  - id: shellcheck
+- repo: https://github.com/pocc/pre-commit-hooks
+  rev: v1.3.5
+  hooks:
+  - id: cpplint
+- repo: https://github.com/pre-commit/mirrors-eslint
+  rev: v8.38.0
+  hooks:
+  - id: eslint
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v4.4.0
+  hooks:
+  - id: end-of-file-fixer
+  - id: trailing-whitespace
+- repo: https://github.com/pylint-dev/pylint
+  rev: v2.17.2
+  hooks:
+  - id: pylint
diff --git a/bolt/utils/docker/Dockerfile b/bolt/utils/docker/Dockerfile
index 722a07e46f9e..5d919d357ebe 100644
--- a/bolt/utils/docker/Dockerfile
+++ b/bolt/utils/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:20.04 AS builder
+FROM ubuntu:20.04@sha256:8e5c4f0285ecbb4ead070431d29b576a530d3166df73ec44affc1cd27555141b AS builder
 
 ARG DEBIAN_FRONTEND=noninteractive
 ENV TZ=UTC
@@ -26,6 +26,6 @@ RUN mkdir build && \
     ninja install-llvm-bolt install-perf2bolt install-merge-fdata \
       install-llvm-boltdiff install-bolt_rt
 
-FROM ubuntu:20.04
+FROM ubuntu:20.04@sha256:8e5c4f0285ecbb4ead070431d29b576a530d3166df73ec44affc1cd27555141b
 
 COPY --from=builder /home/bolt/install /usr/local
diff --git a/clang/tools/clang-fuzzer/Dockerfile b/clang/tools/clang-fuzzer/Dockerfile
index 1ddf82954e21..fd2e35a8a949 100644
--- a/clang/tools/clang-fuzzer/Dockerfile
+++ b/clang/tools/clang-fuzzer/Dockerfile
@@ -6,7 +6,7 @@
 #
 #===----------------------------------------------------------------------===//
 # Produces an image that builds clang-proto-fuzzer
-FROM ubuntu:16.04
+FROM ubuntu:16.04@sha256:1f1a2d56de1d604801a9671f301190704c25d604a416f59e03c04f5c6ffee0d6
 RUN apt-get update -y
 RUN apt-get install -y autoconf automake libtool curl make g++ unzip wget git \
     binutils liblzma-dev libz-dev python-all cmake ninja-build subversion \
diff --git a/clang/utils/analyzer/Dockerfile b/clang/utils/analyzer/Dockerfile
index cc73ed973b81..39ff29cd4211 100644
--- a/clang/utils/analyzer/Dockerfile
+++ b/clang/utils/analyzer/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:bionic
+FROM ubuntu:bionic@sha256:152dc042452c496007f07ca9127571cb9c29697f42acbfad72324b2bb2e43c98
 
 RUN apt-get update && apt-get install -y \
     apt-transport-https \
diff --git a/libc/utils/buildbot/Dockerfile b/libc/utils/buildbot/Dockerfile
index 8c497be6db0c..5afd9181d33f 100644
--- a/libc/utils/buildbot/Dockerfile
+++ b/libc/utils/buildbot/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:10
+FROM debian:10@sha256:58ce6f1271ae1c8a2006ff7d3e54e9874d839f573d8009c20154ad0f2fb0a225
 
 # Installing dependencies.
 RUN dpkg --add-architecture i386
diff --git a/libcxx/utils/ci/Dockerfile b/libcxx/utils/ci/Dockerfile
index 225de937cc86..e932eab61670 100644
--- a/libcxx/utils/ci/Dockerfile
+++ b/libcxx/utils/ci/Dockerfile
@@ -158,7 +158,7 @@ EOF
 #                       Android Buildkite Image
 # ===----------------------------------------------------------------------===##
 
-FROM ubuntu:jammy AS android-builder-base
+FROM ubuntu:jammy@sha256:0e5e4a57c2499249aafc3b40fcd541e9a456aab7296681a3994d631587203f97 AS android-builder-base
 
 ARG ANDROID_CLANG_VERSION
 ARG ANDROID_CLANG_PREBUILTS_COMMIT