$ git clone -n https://gitee.com/fundawang/libvirt.git /var/lib/mock/dist-an23-build-347121-70352/root/chroot_tmpdir/scmroot/libvirt
Cloning into '/var/lib/mock/dist-an23-build-347121-70352/root/chroot_tmpdir/scmroot/libvirt'...
$ git fetch origin c4c87f911ee4b27f00500459c2ebe1e066a638d1:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/libvirt
 * [new ref]         c4c87f911ee4b27f00500459c2ebe1e066a638d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4c87f9 9.10.0