diff --git a/.github/workflows/code.yaml b/.github/workflows/code.yaml
index f4e2cd9..3a4db33 100644
--- a/.github/workflows/code.yaml
+++ b/.github/workflows/code.yaml
@@ -22,7 +22,7 @@ jobs:
       # We must fetch all history in order to be able to run Git related tests
       - run: |
           git fetch --prune --unshallow
-          git fetch origin master
+          git fetch origin master:master
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v1
         with: