skopeo copy docker://fluentd:v1.14.0-1.0 docker-archive:fluentd-1.14.0.tar:fluentd:v1.14.0-1.0
skopeo copy docker://ghcr.io/pkuhpc/novnc-client-docker:master docker-archive:novnc.tar:novnc-client-docker:master
skopeo copy docker://ghcr.io/pkuhpc/scow/scow:master docker-archive:scow.tar:scow:master
skopeo copy docker://mysql:8 docker-archive:mysql8.tar:mysql:8
skopeo copy docker://redis:alpine docker-archive:redis.tar:redis:alpine
