Hard G and soft G are both acceptable pronunciations, the only way to be wrong in the situation is to insist that your preferred way to pronounce it is the only correct way to pronounce it

Oh, except silent G. Silent G is wrong.

I seen a guraffe at the zoo!

The author calls it JIF. He intended it as Jif because he has butter fingers and like butter brand JIF.

I’m used to hard G though.

It’s pronounced gif with a hard G.

When I rise to power anyone who disagrees will be immediately found guilty of thought crimes and sentenced to castration, followed by execution, in that order.