This container can be pulled via:
  docker pull registry.opensuse.org/devel/unifiedcore/dev/containers/suse/sl-micro/6.2/base-os-container:2.3.0-dev
  docker pull registry.opensuse.org/devel/unifiedcore/dev/containers/suse/sl-micro/6.2/base-os-container:2.3.0-dev-2.2
  docker pull registry.opensuse.org/devel/unifiedcore/dev/containers/suse/sl-micro/6.2/base-os-container:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.