This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/arm/totest/containers/kubic/coredns:latest
  docker pull registry.opensuse.org/opensuse/factory/arm/totest/containers/kubic/coredns:v1.8.6
  docker pull registry.opensuse.org/opensuse/factory/arm/totest/containers/kubic/coredns:v1.8.6-3.212

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.