This container can be pulled via:
  docker pull registry.opensuse.org/home/twotaps/branches/devel/kubic/containers/container/opensuse/busybox:1.35.0
  docker pull registry.opensuse.org/home/twotaps/branches/devel/kubic/containers/container/opensuse/busybox:1.35.0-56.146
  docker pull registry.opensuse.org/home/twotaps/branches/devel/kubic/containers/container/opensuse/busybox:latest