This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/bci/kiwi:10-16.5
  docker pull registry.opensuse.org/opensuse/bci/kiwi:10.1-16.5
  docker pull registry.opensuse.org/opensuse/bci/kiwi:10.1.6-16.5

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.