refPaths:
    - path: hack/lib/protoc.sh
      match: PROTOC_VERSION=

  # etcd
  - name: "etcd"
    version: 3.5.14
    refPaths:
    - path: cluster/gce/manifests/etcd.manifest
      match: etcd_docker_tag|etcd_version
    - path: cluster/gce/upgrade-aliases.sh
      match: ETCD_IMAGE|ETCD_VERSION
    - path: cmd/kubeadm/app/constants/constants.go
      match: DefaultEtcdVersion =
    - path: hack/lib/etcd.sh