Fakes doesn't count.
But seriously speaking, probably because Momo is irrelevant as of now.
But seriously speaking, probably because Momo is irrelevant as of now.
Oda already re-used Kaido's fruit on one of the most important allies in the show.
He wont re-use it again on a less important character.
Even for Momo, the showoff is very limited, just the awakening because Kaido has shown everything else.