This container can be pulled via:
  docker pull registry.opensuse.org/devel/kubic/containers/container/opensuse/registry:2
  docker pull registry.opensuse.org/devel/kubic/containers/container/opensuse/registry:2.8.3
  docker pull registry.opensuse.org/devel/kubic/containers/container/opensuse/registry:2.8.3-19.59
  docker pull registry.opensuse.org/devel/kubic/containers/container/opensuse/registry:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.