fix snippet

# if this does indeed look like a porting branch, get the float companion branch - if that is the default, then warn about possible typo/missing branch

float_ref_branchname=$CI_COMMIT_REF_NAME

if [ "$float_ref_branchname" == "main" ]; then

cd $SCRIPTS_DIR

git fetch origin

exit_code_ls_remote=0

git ls-remote --exit-code --heads origin refs/heads/$float_ref_branchname || exit_code_ls_remote=$?

if [ "$exit_code_ls_remote" != "0" ]; then

  set +x

  printf "$MSG_NO_FLOAT_REF_BRANCH_FOUND" "$CI_COMMIT_REF_NAME"

  exit 123