From 812280b23abcec41adf6020f304d8711923e3202 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Mon, 2 May 2022 13:37:53 +0200
Subject: [PATCH] Style fixes

(cherry picked from commit 61289ceee3417cd2aa8e8db9fe117a5813969aed)
---
 src/libfetchers/git.cc | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/libfetchers/git.cc b/src/libfetchers/git.cc
index 2ff27795d..42be1d66d 100644
--- a/src/libfetchers/git.cc
+++ b/src/libfetchers/git.cc
@@ -23,11 +23,7 @@ const std::string gitInitialBranch = "__nix_dummy_branch";
 
 static std::string getGitDir()
 {
-    auto gitDir = getEnv("GIT_DIR");
-    if (!gitDir) {
-        return ".git";
-    }
-    return *gitDir;
+    return getEnv("GIT_DIR").value_or(".git");
 }
 
 static std::string readHead(const Path & path)