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

https://github.com/ramos/void-packages opencoarrays
https://github.com/void-linux/void-packages/pull/27993

New Package: OpenCoarrays-2.9.2
Hopefully final attempt.

A patch file from https://github.com/void-linux/void-packages/pull/27993.patch is attached