There is a new pull request by jirib against master on the void-packages repository

https://github.com/jirib/void-packages targetcli-fb
https://github.com/void-linux/void-packages/pull/29487

Fix: create /etc/target{,/backup} dirs
Solves #29486.

A patch file from https://github.com/void-linux/void-packages/pull/29487.patch is attached