This container can be pulled via:
  docker pull registry.opensuse.org/home/vulyanov/branches/virtualization/arm-extra-labels/containerfile/kubevirt/virt-exportserver:1.3.1
  docker pull registry.opensuse.org/home/vulyanov/branches/virtualization/arm-extra-labels/containerfile/kubevirt/virt-exportserver:1.3.1-Virt.1699.198.3
  docker pull registry.opensuse.org/home/vulyanov/branches/virtualization/arm-extra-labels/containerfile/kubevirt/virt-exportserver:1.3.1.Virt.1699.17.9

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.