$ git clone -n https://gitee.com/wency_cn/fwupd_1770747121.git /var/lib/mock/dist-an23-build-513223-75099/root/chroot_tmpdir/scmroot/fwupd_1770747121
Cloning into '/var/lib/mock/dist-an23-build-513223-75099/root/chroot_tmpdir/scmroot/fwupd_1770747121'...
$ git fetch origin b6cd9e097017fdd02981a76070b57cf0c6dd2d09:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/fwupd_1770747121
 * [new ref]         b6cd9e097017fdd02981a76070b57cf0c6dd2d09 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6cd9e0 Update code from upstream