There is an updated pull request by jcgruenhage against master on the void-packages repository

https://github.com/jcgruenhage/void-packages makemkv-1.15.4_1
https://github.com/void-linux/void-packages/pull/27960

New package: makemkv-1.15.4


A patch file from https://github.com/void-linux/void-packages/pull/27960.patch is attached