This container can be pulled via:
  docker pull registry.opensuse.org/filesystems/ceph/octopus/images/ceph/ceph:15.2.17.93
  docker pull registry.opensuse.org/filesystems/ceph/octopus/images/ceph/ceph:15.2.17.93.22.204
  docker pull registry.opensuse.org/filesystems/ceph/octopus/images/ceph/ceph:latest
  docker pull registry.opensuse.org/filesystems/ceph/octopus/images/ceph/ceph:leap15.2.octopus

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.