This container can be pulled via:
  docker pull registry.opensuse.org/devel/kubic/containers/container_powerpc/kubic/coredns:1.6.5
  docker pull registry.opensuse.org/devel/kubic/containers/container_powerpc/kubic/coredns:1.6.5-3.580
  docker pull registry.opensuse.org/devel/kubic/containers/container_powerpc/kubic/coredns:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.