This container can be pulled via:
  docker pull registry.opensuse.org/virtualization/container/opensuse/tumbleweed/virt-cdi-importer:1.30.0
  docker pull registry.opensuse.org/virtualization/container/opensuse/tumbleweed/virt-cdi-importer:1.30.0.6.76

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.