$ git clone -n https://gitee.com/wenyuzifang/langpacks.git /var/lib/mock/dist-an23-build-450029-73445/root/chroot_tmpdir/scmroot/langpacks
Cloning into '/var/lib/mock/dist-an23-build-450029-73445/root/chroot_tmpdir/scmroot/langpacks'...
$ git fetch origin 397c34d8c400f8d6878812de50fb4a32872c0002:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/langpacks
 * [new ref]         397c34d8c400f8d6878812de50fb4a32872c0002 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 397c34d Update code from upstream