$ git clone -n https://src.fedoraproject.org/rpms/libvirt.git /var/lib/mock/f33-build-283162-51835/root/chroot_tmpdir/scmroot/libvirt
Cloning into '/var/lib/mock/f33-build-283162-51835/root/chroot_tmpdir/scmroot/libvirt'...
$ git reset --hard 21269530e8e88c0add00fb88d7980f9c06b72020
HEAD is now at 2126953 libvirt-6.5.0-1