$ git clone -n https://gitee.com/lzq11122/arm-trusted-firmware.git /var/lib/mock/dist-an23-build-453988-73610/root/chroot_tmpdir/scmroot/arm-trusted-firmware
Cloning into '/var/lib/mock/dist-an23-build-453988-73610/root/chroot_tmpdir/scmroot/arm-trusted-firmware'...
$ git fetch origin dfed33579ec7ac595a4d8d03451ce76eb4f5f516:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/arm-trusted-firmware
 * [new ref]         dfed33579ec7ac595a4d8d03451ce76eb4f5f516 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dfed335 .