This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/helm:3.15
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/helm:3.15-10.21
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/helm:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.