This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/helm:4
  docker pull registry.opensuse.org/opensuse/helm:4.2
  docker pull registry.opensuse.org/opensuse/helm:4.2.1
  docker pull registry.opensuse.org/opensuse/helm:4.2.1-41.7
  docker pull registry.opensuse.org/opensuse/helm:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.