This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/registry:2.8
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/registry:2.8-23.56
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/registry:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.