$ git clone -n https://gitee.com/lzq11122/qemu.git /var/lib/mock/dist-an23-build-449709-73445/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/dist-an23-build-449709-73445/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin 2a1fc6c707e8e114677b550bc89dc09056b35bbd:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/qemu
 * [new ref]         2a1fc6c707e8e114677b550bc89dc09056b35bbd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a1fc6c test