$ git clone -n https://gitee.com/src-anolis-os/libvirt.git /var/lib/mock/dist-an23.5-build-537909-83566/root/chroot_tmpdir/scmroot/libvirt
Cloning into '/var/lib/mock/dist-an23.5-build-537909-83566/root/chroot_tmpdir/scmroot/libvirt'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libvirt
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e55ee27 add AMD SEV-SNP support