New comment by nekopsykose on void-packages repository

https://github.com/void-linux/void-packages/issues/43716#issuecomment-1534269171

Comment:
i also personally only ever use the packaged rust toolchains

for -src specifically, you only need to add `src` to the built `tools` and then the `rust-src-*.tar*` is generated, which has the sources to unpack into destdir