$ git clone -n https://gitee.com/ocs-bot/fltk.git /var/lib/mock/dist-ocs23-build-116501-8097/root/chroot_tmpdir/scmroot/fltk
Cloning into '/var/lib/mock/dist-ocs23-build-116501-8097/root/chroot_tmpdir/scmroot/fltk'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/ocs-bot/fltk
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81980cb Upgrade to version 1.3.9