$ git clone -n https://gitee.com/wenjie2025/tftp.git /var/lib/mock/dist-an23-build-493526-74562/root/chroot_tmpdir/scmroot/tftp
Cloning into '/var/lib/mock/dist-an23-build-493526-74562/root/chroot_tmpdir/scmroot/tftp'...
$ git fetch origin c3ab4d7958a3a149b7815421e82813e245c7677e:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/tftp
 * [new ref]         c3ab4d7958a3a149b7815421e82813e245c7677e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3ab4d7 Update code from upstream