$ git clone -n https://gitee.com/opencloudos-stream/gnome-shell-extension-just-perfection.git /var/lib/mock/dist-oc9-epol-build-92153-59288/root/chroot_tmpdir/scmroot/gnome-shell-extension-just-perfection
Cloning into '/var/lib/mock/dist-oc9-epol-build-92153-59288/root/chroot_tmpdir/scmroot/gnome-shell-extension-just-perfection'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/gnome-shell-extension-just-perfection
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at afe499f package init