-%py3_sitedir %{expand:%%global py3_sitedir %(%{__python3} -c "import sysconfig; print(sysconfig.get_path('platlib'))" 2>/dev/null || echo ERROR)}%py3_sitedir
-%py3_sitescriptdir %{expand:%%global py3_sitescriptdir %(%{__python3} -c "import sysconfig; print(sysconfig.get_path('purelib'))" 2>/dev/null || echo ERROR)}%py3_sitescriptdir
-%py3_scriptdir %{py3_prefix}/share/python%{py3_ver}
+%py3_libdir %{py3_prefix}/%{_lib}/python%{py3_ver}
+%py3_sitedir %{py3_libdir}/site-packages
+%py3_sitescriptdir %{py3_prefix}/share/python%{py3_ver}/site-packages