This container can be pulled via:
  docker pull registry.opensuse.org/kernel/tools/images/16.1/kbuild-gitlab:16.1
  docker pull registry.opensuse.org/kernel/tools/images/16.1/kbuild-gitlab:16.1.35.4
  docker pull registry.opensuse.org/kernel/tools/images/16.1/kbuild-gitlab:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.