This container can be pulled via:
  docker pull registry.opensuse.org/devel/openqa/containers/openqa-single-instance:latest
  docker pull registry.opensuse.org/devel/openqa/containers/opensuse/openqa-single-instance:5.1771473096.98530511
  docker pull registry.opensuse.org/devel/openqa/containers/opensuse/openqa-single-instance:5.1771473096.98530511.13.1059
  docker pull registry.opensuse.org/devel/openqa/containers/opensuse/openqa-single-instance:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.