This container can be pulled via:
  docker pull registry.opensuse.org/virtualization/containerfile/kubevirt/pr-helper:1.2.2
  docker pull registry.opensuse.org/virtualization/containerfile/kubevirt/pr-helper:1.2.2-Virt.1699.178.6
  docker pull registry.opensuse.org/virtualization/containerfile/kubevirt/pr-helper:1.2.2.Virt.1699.9.100

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.