This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/openjdk:11
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/openjdk:11.0.23
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/openjdk:11.0.23.1.2707

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.