Just insert proxy setting into docker / cri-o systemd config.
Environment="HTTP_PROXY=http://proxy.home.net:80/" "HTTPS_PROXY=http://proxy.home.net:80/" "NO_PROXY=north.home.net,.home.net,localhost,127.0.0.1,10.0.0.0/8,172.16.0.0/12,192.168.0.0/16"edit: /usr/lib/systemd/system/crio.service
at [Service] section.
And restart service.
Done.
