There is an updated pull request by m3tav3rse against master on the void-packages repository

https://github.com/m3tav3rse/void-packages fzf-completions
https://github.com/void-linux/void-packages/pull/29259

fzf: cleanup post_install()
Added missing manpage for fzf-tmux, removed unused sed line, installed completion by default.

A patch file from https://github.com/void-linux/void-packages/pull/29259.patch is attached