[SPARK-35450][INFRA] Follow checkout-merge way to use the latest comm…

…it for linter, or other workflows

### What changes were proposed in this pull request?

Follows checkout-merge way to use the latest commit for linter, or other workflows.

### Why are the changes needed?

For linter or other workflows besides build-and-tests, we should follow checkout-merge way to use the latest commit; otherwise, those could work on the old settings.

### Does this PR introduce _any_ user-facing change?

No, this is a dev-only change.

### How was this patch tested?

Existing tests.

Closes #32597 from ueshin/issues/SPARK-35450/infra.

Lead-authored-by: Takuya UESHIN <ueshin@databricks.com>
Co-authored-by: Hyukjin Kwon <gurwls223@gmail.com>
Signed-off-by: Hyukjin Kwon <gurwls223@apache.org>

.github/workflows/build_and_test.yml

@@ -313,6 +313,17 @@ jobs:
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+        repository: apache/spark
+        ref: master
+    - name: Sync the current branch with the latest in Apache Spark
+      if: github.repository != 'apache/spark'
+      id: sync-branch
+      run: |
+        git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF#refs/heads/}
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
     # Cache local repositories. Note that GitHub Actions cache has a 2G limit.
     - name: Cache Scala, SBT and Maven
       uses: actions/cache@v2
@@ -401,6 +412,17 @@ jobs:
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+        repository: apache/spark
+        ref: master
+    - name: Sync the current branch with the latest in Apache Spark
+      if: github.repository != 'apache/spark'
+      id: sync-branch
+      run: |
+        git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF#refs/heads/}
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
     - name: Cache Scala, SBT and Maven
       uses: actions/cache@v2
       with:
@@ -437,6 +459,17 @@ jobs:
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+        repository: apache/spark
+        ref: master
+    - name: Sync the current branch with the latest in Apache Spark
+      if: github.repository != 'apache/spark'
+      id: sync-branch
+      run: |
+        git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF#refs/heads/}
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
     - name: Cache Scala, SBT and Maven
       uses: actions/cache@v2
       with:
@@ -470,6 +503,17 @@ jobs:
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+        repository: apache/spark
+        ref: master
+    - name: Sync the current branch with the latest in Apache Spark
+      if: github.repository != 'apache/spark'
+      id: sync-branch
+      run: |
+        git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF#refs/heads/}
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
     - name: Cache Scala, SBT and Maven
       uses: actions/cache@v2
       with:
@@ -504,6 +548,17 @@ jobs:
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+        repository: apache/spark
+        ref: master
+    - name: Sync the current branch with the latest in Apache Spark
+      if: github.repository != 'apache/spark'
+      id: sync-branch
+      run: |
+        git fetch https://github.com/$GITHUB_REPOSITORY.git ${GITHUB_REF#refs/heads/}
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' merge --no-commit --progress --squash FETCH_HEAD
+        git -c user.name='Apache Spark Test Account' -c user.email='sparktestacc@gmail.com' commit -m "Merged commit"
     - name: Cache Scala, SBT and Maven
       uses: actions/cache@v2
       with: