$ git clone -n https://gitee.com/wency_cn/freeglut.git /var/lib/mock/dist-an23-build-502309-74802/root/chroot_tmpdir/scmroot/freeglut
Cloning into '/var/lib/mock/dist-an23-build-502309-74802/root/chroot_tmpdir/scmroot/freeglut'...
$ git fetch origin bf9a1395ef75cb1d04383411da5c32d509408a67:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/freeglut
 * [new ref]         bf9a1395ef75cb1d04383411da5c32d509408a67 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf9a139 Update code from upstream