$ git clone -n https://gitee.com/src-opencloudos-rpms/lftp.git /var/lib/mock/dist-oc8-build-229134-81288/root/chroot_tmpdir/scmroot/lftp
Cloning into '/var/lib/mock/dist-oc8-build-229134-81288/root/chroot_tmpdir/scmroot/lftp'...
$ git fetch origin 5c5d9a5c071ddbc2a7e9dcd013ddf9e6e225da8f:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/lftp
 * [new ref]         5c5d9a5c071ddbc2a7e9dcd013ddf9e6e225da8f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5c5d9a5 import lftp-4.8.4-7.tl3