$ git clone -n https://gitee.com/src-opencloudos-rpms/libtiff.git /var/lib/mock/dist-oc9-build-58513-16463/root/chroot_tmpdir/scmroot/libtiff
Cloning into '/var/lib/mock/dist-oc9-build-58513-16463/root/chroot_tmpdir/scmroot/libtiff'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libtiff
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce43f82 import libtiff-4.6.0-1.tl4