heroku/heroku-buildpack-clojure — comment on commit f9bee68cef638d754e4154291f5de4c2d8be7149
File:  line 0
By technomancy:

Since `$BUILD_DIR` is equal to `$HOME` at slug compilation time, we could just have folks check `.lein/init.clj` that honors environment variables into the project itself, but in Leiningen 1.6.2 if that file is present in the project root it will take precedence over the copy in `~/.lein`.