$ git clone -n https://gitee.com/src-opencloudos-rpms/qemu.git /var/lib/mock/dist-oc9-build-120215-71076/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/dist-oc9-build-120215-71076/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin dcd9887702b36a0fc7b1015cfb7d1a943268f915:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/qemu
 * [new ref]         dcd9887702b36a0fc7b1015cfb7d1a943268f915 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dcd9887 import qemu-8.2.2-21.tl4