$ git clone -n https://gitee.com/lliuzhi/xterm.git /var/lib/mock/dist-an8.9-build-336253-69644/root/chroot_tmpdir/scmroot/xterm
Cloning into '/var/lib/mock/dist-an8.9-build-336253-69644/root/chroot_tmpdir/scmroot/xterm'...
$ git fetch origin 4df2e83da685a3ab2ba46dfc87a4ac0bd835f076:KOJI_FETCH_HEAD
From https://gitee.com/lliuzhi/xterm
 * [new ref]         4df2e83da685a3ab2ba46dfc87a4ac0bd835f076 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4df2e83 update to xterm-331-2