$ git clone -n https://gitee.com/wency_cn/libei.git /var/lib/mock/dist-an23-build-502342-74802/root/chroot_tmpdir/scmroot/libei
Cloning into '/var/lib/mock/dist-an23-build-502342-74802/root/chroot_tmpdir/scmroot/libei'...
$ git fetch origin 41deafba3a837f677370578f8ff5bb3c4982961c:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/libei
 * [new ref]         41deafba3a837f677370578f8ff5bb3c4982961c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 41deafb Update code from upstream