$ git clone -n https://gitee.com/douzhichong/unixODBC.git /var/lib/mock/dist-an23-build-480333-74246/root/chroot_tmpdir/scmroot/unixODBC
Cloning into '/var/lib/mock/dist-an23-build-480333-74246/root/chroot_tmpdir/scmroot/unixODBC'...
$ git fetch origin afd34d84da01a48e4eb2362a008d03082acdde0e:KOJI_FETCH_HEAD
From https://gitee.com/douzhichong/unixODBC
 * [new ref]         afd34d84da01a48e4eb2362a008d03082acdde0e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at afd34d8 update unixODBC.spec.