$ git clone -n https://gitee.com/src-opencloudos-rpms/fstrm.git /var/lib/mock/dist-oc9-build-58639-16463/root/chroot_tmpdir/scmroot/fstrm
Cloning into '/var/lib/mock/dist-oc9-build-58639-16463/root/chroot_tmpdir/scmroot/fstrm'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/fstrm
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b24280 import fstrm-0.6.1-4.tl4