$ git clone -n https://gitee.com/lzq11122/arm-trusted-firmware.git /var/lib/mock/dist-an23-build-448664-73412/root/chroot_tmpdir/scmroot/arm-trusted-firmware
Cloning into '/var/lib/mock/dist-an23-build-448664-73412/root/chroot_tmpdir/scmroot/arm-trusted-firmware'...
$ git fetch origin 551655057200713d8e3815fdfade28d87108e9b6:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/arm-trusted-firmware
 * [new ref]         551655057200713d8e3815fdfade28d87108e9b6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5516550 .