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

https://github.com/leahneukirchen/void-packages glibc-rpc-removal
https://github.com/void-linux/void-packages/pull/27703

glibc rpc removal rebuilds
Preparing for removal of RPC things in glibc 2.32.

A patch file from https://github.com/void-linux/void-packages/pull/27703.patch is attached