old version show branch

Author: mariotoffia

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: display git info about the checkout stuff
-        run: git branch --show-current
+        run: git rev-parse --abbrev-ref HEAD
 
       - name: Set up JDK 15
         uses: actions/setup-java@v3