$ git clone -n https://gitee.com/ali-inspur/tftp.git /var/lib/mock/dist-an23-build-581551-95051/root/chroot_tmpdir/scmroot/tftp
Cloning into '/var/lib/mock/dist-an23-build-581551-95051/root/chroot_tmpdir/scmroot/tftp'...
$ git fetch origin ad39c7717c9c0127e389d955b3a4f15a6bc97133:KOJI_FETCH_HEAD
From https://gitee.com/ali-inspur/tftp
 * [new ref]         ad39c7717c9c0127e389d955b3a4f15a6bc97133 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad39c77 [Upstream] Upgrade tftp-hpa from 5.2 to 5.4