This container can be pulled via:
  docker pull registry.opensuse.org/isv/rancher/elemental/dev/containerkiwi/bci/bci-base:16.0
  docker pull registry.opensuse.org/isv/rancher/elemental/dev/containerkiwi/bci/bci-base:16.0-3.5

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.