Make sure to first have SuperBLT, and BeardLib installed. Click the links in the dependency list.
Optional video tutorial for installing SuperBLT, BeardLib, and mod_overrides mods: https://youtu.be/rin_sjSJIkg
mods
To use this mod with ACHH, move the folder into mods/saves/ACH Addons/Hitsounds. To make use of the sounds, go into mod options > ACHH > Hitsounds.