set current branch for test

docs/src/main/asciidoc/ghpages.sh

@@ -85,6 +85,7 @@ function retrieve_current_branch() {
     # Code getting the name of the current branch. For master we want to publish as we did until now
     # https://stackoverflow.com/questions/1593051/how-to-programmatically-determine-the-current-checked-out-git-branch
     # If there is a branch already passed will reuse it - otherwise will try to find it
+    echo "BRANCH=${BRANCH}"
     CURRENT_BRANCH=${BRANCH}
     if [[ -z "${CURRENT_BRANCH}" ]] ; then
       CURRENT_BRANCH=$("${GIT_BIN}" symbolic-ref -q HEAD)