tmp: debug echo

.github/workflows/pre-run-check.yml

@@ -32,6 +32,7 @@ jobs:
             SOURCE_BR: ${{ github.head_ref }}
             TARGET_BR: ${{ github.base_ref }}
         run: |
+            echo "${{ github.base_ref }}"
             compiles=$(git diff --name-only origin/$TARGET_BR...origin/$SOURCE_BR)
             if [[ $(echo "$compiles" | grep -c compile.yml) -gt 0 ]]; then
                 echo "compile.yml should not be modified for pull requests! Found:"