This container can be pulled via:
  docker pull registry.opensuse.org/devel/openqa/ci/tooling/images/opensuse/yast-ci-runner:1.0.0.2.1
  docker pull registry.opensuse.org/devel/openqa/ci/tooling/images/opensuse/yast-ci-runner:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.