Update build.yaml

Author: Torwent

.github/workflows/build.yaml

@@ -15,6 +15,8 @@ jobs:
   update_version:
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout repository
+        uses: actions/[email protected]
       - name: Get commit hash
         id: commit-hash
         run: echo "COMMIT_HASH=$(git rev-parse --short HEAD)" >> $GITHUB_ENV