This container can be pulled via:
  docker pull registry.opensuse.org/isv/suse/edge/metal3/ironic/arm/containerfile/ironic-ipa-downloader:2.0.1
  docker pull registry.opensuse.org/isv/suse/edge/metal3/ironic/arm/containerfile/ironic-ipa-downloader:2.0.1-bp156.7.9

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.