$ git clone -n https://gitee.com/zhuzhustu/screen.git /var/lib/mock/dist-an23-build-524647-77581/root/chroot_tmpdir/scmroot/screen
Cloning into '/var/lib/mock/dist-an23-build-524647-77581/root/chroot_tmpdir/scmroot/screen'...
$ git fetch origin 78a900f552fe0f0807dc412e10b3479e9ed17aee:KOJI_FETCH_HEAD
From https://gitee.com/zhuzhustu/screen
 * [new ref]         78a900f552fe0f0807dc412e10b3479e9ed17aee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78a900f [Feature] [Upstream] Init package screen-5.0.1