$ git clone -n https://gitee.com/src-opencloudos-rpms/sos /var/lib/mock/dist-oc8-build-58112-15920/root/chroot_tmpdir/scmroot/sos
Cloning into '/var/lib/mock/dist-oc8-build-58112-15920/root/chroot_tmpdir/scmroot/sos'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sos
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 82696bd import sos-4.6.0-2.tl3