figured this out finally, any corrections please comment. :) h- hammer on. p-pull off. G----------------------------| D------6h8--8h98h9-----------| A---6h9----------------------| E----------------------------| (x2) then.. G----------------------------| D------6h8--8-6--------------| A---6h9----------------------| E----------------------------| (x2) thats the first "riff" then.. G---8-----6-6---------------------------------| D--------------6-8------------9p8------9p8----| A------------------------6h9-------6h9--------| E---------------------------------------------| and lastly.. G---8-----6-6---------------| D--------------6-8----------| A---------------------------| E---------------------------| those are your riffs, just put the song together!
https://primanota.net/mac-miller/wear-my-hat-chords.htm