$ git clone -n https://gitee.com/src-opencloudos-rpms/tracker.git /var/lib/mock/dist-oc9-build-122946-72578/root/chroot_tmpdir/scmroot/tracker
Cloning into '/var/lib/mock/dist-oc9-build-122946-72578/root/chroot_tmpdir/scmroot/tracker'...
$ git fetch origin ad058b113aa218dba3f4117d74c6733875f7693a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tracker
 * [new ref]         ad058b113aa218dba3f4117d74c6733875f7693a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad058b1 import tracker-3.5.3-6.tl4.1