$ git clone -n https://gitee.com/wenyuzifang/gpm.git /var/lib/mock/dist-an23-build-466355-73955/root/chroot_tmpdir/scmroot/gpm
Cloning into '/var/lib/mock/dist-an23-build-466355-73955/root/chroot_tmpdir/scmroot/gpm'...
$ git fetch origin 4965b2f7ad6fb8d8adc031718478e9737142641d:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/gpm
 * [new ref]         4965b2f7ad6fb8d8adc031718478e9737142641d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4965b2f Update code from upstream