$ git clone -n https://gitee.com/src-opencloudos-rpms/sos.git /var/lib/mock/dist-oc8-build-248109-83666/root/chroot_tmpdir/scmroot/sos
Cloning into '/var/lib/mock/dist-oc8-build-248109-83666/root/chroot_tmpdir/scmroot/sos'...
$ git fetch origin b5c81d9087bf731e6013b4a91356a54917dc9dcc:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sos
 * [new ref]         b5c81d9087bf731e6013b4a91356a54917dc9dcc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5c81d9 import sos-4.11.2-4.tl3.ap.1