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

https://github.com/sgn/void-packages bootstrap-cmake-build-style
https://github.com/void-linux/void-packages/pull/26039

build-style/cmake: only look into masterdir libraries
As of it's now, cmake will look into host's libraries, thus
bootstrapping will fail at ccache if host system doesn't have
libzstd-devel installed.

A patch file from https://github.com/void-linux/void-packages/pull/26039.patch is attached