Ignore checking inexistent .git/HEAD in build.rs
Ignore checking inexistent .git/HEAD in build.rs

graydon/rust,rust-lang/rustfmt,aidancully/rust,SingingTree/rustfmt,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,rust-lang/rustfmt,aidancully/rust,SingingTree/rustfmt,graydon/rust,aidancully/rust