This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp5/containerfile/bci/openjdk:11
  docker pull registry.opensuse.org/devel/bci/sle-15-sp5/containerfile/bci/openjdk:11.0.25.0
  docker pull registry.opensuse.org/devel/bci/sle-15-sp5/containerfile/bci/openjdk:11.0.25.0-201.7

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.