I wish more people understood this: Riot’s anti-cheat isn’t perfect and you can find how to cheat online fairly easily actually, but you have to jump over so many hoops and spend a fair amount of cash to do it (depending on method) that it’s basically an exercise for motivated hackers that want to prove a point, not your script kiddie that wants easy wins.
I mean the author has simply ignored this issue. If you look into it there are a few that people simply do not know how to generate, so without the maintainer it’s impossible to make a PR solving this.