$ git clone -n https://gitee.com/lzq11122/arm-trusted-firmware.git /var/lib/mock/dist-an23-build-451311-73479/root/chroot_tmpdir/scmroot/arm-trusted-firmware
Cloning into '/var/lib/mock/dist-an23-build-451311-73479/root/chroot_tmpdir/scmroot/arm-trusted-firmware'...
$ git fetch origin 14b251218ffbb44d7338c7e0747ff97d535c2650:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/arm-trusted-firmware
 * [new ref]         14b251218ffbb44d7338c7e0747ff97d535c2650 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 14b2512 .