$ git clone -n https://gitee.com/wanghuan158/gnome-shell.git /var/lib/mock/dist-an23.2-build-429765-73034/root/chroot_tmpdir/scmroot/gnome-shell
Cloning into '/var/lib/mock/dist-an23.2-build-429765-73034/root/chroot_tmpdir/scmroot/gnome-shell'...
$ git fetch origin b1518a86a63c55e422ba691f367155051f03f682:KOJI_FETCH_HEAD
From https://gitee.com/wanghuan158/gnome-shell
 * [new ref]         b1518a86a63c55e422ba691f367155051f03f682 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1518a8 update gnome-shell.spec.