$ git clone -n https://gitee.com/src-opencloudos-rpms/liblangtag.git /var/lib/mock/dist-oc9-build-175214-79889/root/chroot_tmpdir/scmroot/liblangtag
Cloning into '/var/lib/mock/dist-oc9-build-175214-79889/root/chroot_tmpdir/scmroot/liblangtag'...
$ git fetch origin f78712bf03794a1343c242ea05e4f2fa9b32a170:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/liblangtag
 * [new ref]         f78712bf03794a1343c242ea05e4f2fa9b32a170 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f78712b import liblangtag-0.6.4-7.tl4