fn main() {
let hash = std::process::Command::new("git")
.args(["rev-parse", "--short", "HEAD"])
.output()
.ok()
.and_then(|o| String::from_utf8(o.stdout).ok())
.unwrap_or_else(|| "unknown".into());
println!("cargo:rustc-env=ORCA_COMMIT={}", hash.trim());
}