$ git clone -n https://src.fedoraproject.org/rpms/libxml2.git /var/lib/mock/f33-build-238466-50659/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/f33-build-238466-50659/root/chroot_tmpdir/scmroot/libxml2'...
$ git reset --hard 9e502ba2f4ba8f9d7d3567b111dbb1b1588fb96d
HEAD is now at 9e502ba Rebuilt for Python 3.9