This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/leap-micro/6.0/toolbox:13.2
  docker pull registry.opensuse.org/opensuse/leap-micro/6.0/toolbox:13.2-9.16
  docker pull registry.opensuse.org/opensuse/leap-micro/6.0/toolbox:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.