$ git clone -n https://gitee.com/src-opencloudos-rpms/sos.git /var/lib/mock/dist-oc8-build-100445-64617/root/chroot_tmpdir/scmroot/sos
Cloning into '/var/lib/mock/dist-oc8-build-100445-64617/root/chroot_tmpdir/scmroot/sos'...
$ git fetch origin 607d9332ea2bcfb59d9f17bd9f07d18b89aa0f2e:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sos
 * [new ref]         607d9332ea2bcfb59d9f17bd9f07d18b89aa0f2e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 607d933 import sos-4.7.2-2.tl3.ap.1