If this were true, Hindu temples wouldn't have been the most disgusting, revolting, puke-inducing places on earth. Churches>>>>Mosques>>Hindu temples in terms of cleanliness.
8 out of 10 Indians unanimously believe that cleanliness and hygiene are casteism and conspiracy of Brahmins.
Precisely the reason why you see gol gappe wala dipping his sweaty hand in gol gappe ka paani without hesitation.
Hatred for cleanliness is ideological and cultural.