This container can be pulled via:
  docker pull registry.opensuse.org/isv/suse/edge/factory/images_16.0/kiwi-builder:10.2.12.0
  docker pull registry.opensuse.org/isv/suse/edge/factory/images_16.0/kiwi-builder:10.2.12.0-61.14

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.