$ git clone -n https://gitee.com/src-anolis-os/anolis-release.git /var/lib/mock/dist-an8.4-build-72496-37921/root/chroot_tmpdir/scmroot/anolis-release
Cloning into '/var/lib/mock/dist-an8.4-build-72496-37921/root/chroot_tmpdir/scmroot/anolis-release'...
$ git reset --hard origin/a8.4
HEAD is now at 33633ab use var releasever instead of hardcode in repo baseurl