do
      if [[ $tag != name: ]]
      then
         if [[ $tag > $latest_tag ]]
         then
            latest_tag=$tag
         fi
      fi
    done
    echo "$latest_tag"
}

function get_istio_addons() {
    branches=$(curl --silent "${ISTIO_HELM_CHART}?ref=${1}" | grep '"name": *' | tr -d '", ')
    for branch in ${branches}; do
        REPO=${branch##name:}