I would take it with a grain of salt as the website itself is....not the most reliable I guess? There’s also no other sources and Sputnik only alleges it.
If we do end up buying them, what for??? We don’t have the facilities to maintain them and I doubt enough skilled technicians to keep them sortie ready. Also who are we flexing against? In terms of AirPower, only Singapore and Thailand have the technological edge that’s close to us at all but even then we are closing the gap with the new SU30s.