check base ref

Author: samruddhikhandale

.github/workflows/push.yml

@@ -19,6 +19,8 @@ jobs:
       id: free_space 
       run: |
         set -e
+        echo "Check base_ref"
+        echo "${{ github.base_ref }}"
         # Ensure enough space is available for build
         sudo apt-get autoremove -y
         sudo apt-get clean -y