This container can be pulled via:
  docker pull registry.opensuse.org/home/dcassany/v2/isv/rancher/elemental/dev/containers/rancher/elemental-channel:1.5.0
  docker pull registry.opensuse.org/home/dcassany/v2/isv/rancher/elemental/dev/containers/rancher/elemental-channel:1.5.0-25.80
  docker pull registry.opensuse.org/home/dcassany/v2/isv/rancher/elemental/dev/containers/rancher/elemental-channel:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.