$ git clone -n https://gitee.com/src-opencloudos-rpms/gnome-characters.git /var/lib/mock/dist-oc9-build-50049-14595/root/chroot_tmpdir/scmroot/gnome-characters
Cloning into '/var/lib/mock/dist-oc9-build-50049-14595/root/chroot_tmpdir/scmroot/gnome-characters'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gnome-characters
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f59f7a6 import gnome-characters-43.0-3.tl4