$ git clone -n https://gitee.com/opencloudos-stream/task-spooler.git /var/lib/mock/dist-oc9-epol-build-99715-60498/root/chroot_tmpdir/scmroot/task-spooler
Cloning into '/var/lib/mock/dist-oc9-epol-build-99715-60498/root/chroot_tmpdir/scmroot/task-spooler'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/task-spooler
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9bbbda9 package init