$ git clone -n https://gitee.com/src-opencloudos-rpms/git.git /var/lib/mock/dist-oc9-build-180487-80106/root/chroot_tmpdir/scmroot/git
Cloning into '/var/lib/mock/dist-oc9-build-180487-80106/root/chroot_tmpdir/scmroot/git'...
$ git fetch origin 73bd2eb951229840b6e65b43796d92ef08011c5c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/git
 * [new ref]         73bd2eb951229840b6e65b43796d92ef08011c5c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 73bd2eb import git-2.43.7-2.tl4