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:5.1756479924.9488
  docker pull registry.opensuse.org/devel/openqa/containers/opensuse/openqa-single-instance:5.1756479924.9488.13.807
  docker pull registry.opensuse.org/devel/openqa/containers/opensuse/openqa-single-instance:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.