$ git clone -n https://gitee.com/fundawang/libvirt.git /var/lib/mock/dist-an23-build-327314-69075/root/chroot_tmpdir/scmroot/libvirt
Cloning into '/var/lib/mock/dist-an23-build-327314-69075/root/chroot_tmpdir/scmroot/libvirt'...
$ git reset --hard 4b8c067a0c5eb5a76c8e13a06040977f1dd5053d
HEAD is now at 4b8c067 enable nbdkit