Workaround for Pango on Fedora 31+

remmina.spec

@@ -226,6 +226,9 @@ sed -i -e '/x-scheme-handler/d' data/desktop/remmina-file.desktop.in
 %build
 mkdir -p build
 
+# Workaround for Pango on Fedora 31+
+export CFLAGS="%{optflags} -I%{_includedir}/harfbuzz"
+
 %cmake --build=build \
     -DCMAKE_INSTALL_LIBDIR=%{_lib} \
     -DCMAKE_INSTALL_PREFIX=%{_prefix} \