fallback for the old repos

Author: vitalyliber

entrypoint.sh

@@ -14,6 +14,12 @@ GIT_COMMAND="git push dokku@$HOST:$PROJECT"
 
 echo "Detect the project default branch: master or main"
 DEFAULT_BRANCH="$(git remote show origin | awk '/HEAD branch/ {print $NF}')"
+
+if [ -z "$DEFAULT_BRANCH" ]
+then
+    DEFAULT_BRANCH="master"
+fi
+
 echo "Default is $DEFAULT_BRANCH"
 
 if [ -n "$BRANCH" ]; then