I suggest the option of 'Black Islam' as a new religion:(or  the old Nation of Islam) 'Elbonyslam', analogous to

'Gaislam' ,'Lesbislam'.'White Sharia'..

https://www.splcenter.org/hatewatch/2017/11/27/white-sharia-and-militant-white-nationalism

'Tranyslam'(accepted in iran)

(but I suspect dune 'buddhislam' might not work..)

https://www.theguardian.com/commentisfree/2015/may/17/islam-reformation-extremism-muslim-martin-luther-europe