fix-base

Author: simonswine

.github/workflows/pyrobench.yaml

@@ -18,6 +18,8 @@ jobs:
         fetch-depth: 1024
 
     - run: |
+        # Ensure base branch is fetched
+        git fetch upstream "${GITHUB_BASE_REF}" --depth 1024
         echo "GITHUB_BASE_REF=${GITHUB_BASE_REF}"
 
     - name: Run Benchmark