This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/legacyx86/totest/containers/opensuse/toolbox:15.2
  docker pull registry.opensuse.org/opensuse/factory/legacyx86/totest/containers/opensuse/toolbox:15.2-11.700
  docker pull registry.opensuse.org/opensuse/factory/legacyx86/totest/containers/opensuse/toolbox:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.