This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/bci/kiwi:10-16.19
  docker pull registry.opensuse.org/opensuse/bci/kiwi:10.1-16.19
  docker pull registry.opensuse.org/opensuse/bci/kiwi:10.1.6
  docker pull registry.opensuse.org/opensuse/bci/kiwi:10.1.6-16.19

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.