This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/leap/micro/6.1/totest/images/opensuse/leap-micro/6.1/toolbox:13.2
  docker pull registry.opensuse.org/opensuse/leap/micro/6.1/totest/images/opensuse/leap-micro/6.1/toolbox:13.2-2.144
  docker pull registry.opensuse.org/opensuse/leap/micro/6.1/totest/images/opensuse/leap-micro/6.1/toolbox:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.