$ git clone -n https://gitee.com/wency_cn/tftp_1767788457.git /var/lib/mock/dist-an23-build-504918-74854/root/chroot_tmpdir/scmroot/tftp_1767788457
Cloning into '/var/lib/mock/dist-an23-build-504918-74854/root/chroot_tmpdir/scmroot/tftp_1767788457'...
$ git fetch origin 9efcd7c3df35bb137597e54fb557073e27359d15:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/tftp_1767788457
 * [new ref]         9efcd7c3df35bb137597e54fb557073e27359d15 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9efcd7c Update code from upstream