$ git clone -n https://gitee.com/douzhichong/unixODBC.git /var/lib/mock/dist-an23-build-480349-74246/root/chroot_tmpdir/scmroot/unixODBC
Cloning into '/var/lib/mock/dist-an23-build-480349-74246/root/chroot_tmpdir/scmroot/unixODBC'...
$ git fetch origin d52103d6fe6020515bfb72b4f769dc3973a88652:KOJI_FETCH_HEAD
From https://gitee.com/douzhichong/unixODBC
 * [new ref]         d52103d6fe6020515bfb72b4f769dc3973a88652 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d52103d update unixODBC.spec.