$ git clone -n https://gitee.com/src-opencloudos-rpms/sos.git /var/lib/mock/dist-oc9-pre-build-238638-82547/root/chroot_tmpdir/scmroot/sos
Cloning into '/var/lib/mock/dist-oc9-pre-build-238638-82547/root/chroot_tmpdir/scmroot/sos'...
$ git fetch origin c1479b386d4afa2e24f188166bf625634f913f6a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sos
 * [new ref]         c1479b386d4afa2e24f188166bf625634f913f6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c1479b3 import sos-4.6.0-4.tl4.ap.1