$ git clone -n https://gitee.com/src-opencloudos-rpms/liblangtag.git /var/lib/mock/dist-oc9-build-175284-79904/root/chroot_tmpdir/scmroot/liblangtag
Cloning into '/var/lib/mock/dist-oc9-build-175284-79904/root/chroot_tmpdir/scmroot/liblangtag'...
$ git fetch origin ac76c69b2d85bf56902dedcc14c3d37a75071777:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/liblangtag
 * [new ref]         ac76c69b2d85bf56902dedcc14c3d37a75071777 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac76c69 import liblangtag-0.6.4-8.tl4