buildx failed with: ERROR: failed to solve: ***io/oc.template.ubuntu.minimal.22.04:3.2: failed to resolve source metadata for docker.io/***io/oc.template.ubuntu.minimal.22.04:3.2: unexpected status from HEAD request to https://registry-1.docker.io/v2/***io/oc.template.ubuntu.minimal.22.04/manifests/3.2: 503 Service Unavailable