This container can be pulled via:
  docker pull registry.opensuse.org/isv/suse/edge/factory/snapshot/test_manifest_images/edge-image-builder:1.3.1
  docker pull registry.opensuse.org/isv/suse/edge/factory/snapshot/test_manifest_images/edge-image-builder:1.3.1-225.2

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.