$ git clone -n https://gitee.com/wenyuzifang/tftp.git /var/lib/mock/dist-an23-build-464354-73881/root/chroot_tmpdir/scmroot/tftp
Cloning into '/var/lib/mock/dist-an23-build-464354-73881/root/chroot_tmpdir/scmroot/tftp'...
$ git fetch origin 4b19ae86dd396c3d69525b090ddbcb71186bb7cf:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/tftp
 * [new ref]         4b19ae86dd396c3d69525b090ddbcb71186bb7cf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b19ae8 Update code from upstream