This container can be pulled via:
  docker pull registry.opensuse.org/virtualization/containerfile/kubevirt/pr-helper:1.8.3
  docker pull registry.opensuse.org/virtualization/containerfile/kubevirt/pr-helper:1.8.3-Virt.1699.219.3
  docker pull registry.opensuse.org/virtualization/containerfile/kubevirt/pr-helper:1.8.3.Virt.1699.12.1151

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.