From 396ba6b3e025a3af4b5a126b336fa3e86adeaf3a Mon Sep 17 00:00:00 2001
From: Fabian <ffeldberg@launchdarkly.com>
Date: Wed, 15 Jan 2025 13:21:07 +0000
Subject: [PATCH] attempt to set git config with passed token

---
 main.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/main.go b/main.go
index f020c5a4..6fe7e1af 100644
--- a/main.go
+++ b/main.go
@@ -265,6 +265,18 @@ func getPullRequestDiffUsingGitCommand(ctx context.Context, config *lcr.Config,
 	}
 
 	mergeBaseSha := commitsComparison.GetMergeBaseCommit().GetSHA()
+	for _, sha := range []string{mergeBaseSha, headSha} {
+		gha.Debug("PR %d: running git fetch --depth=1 %s %s", number, head.GetRepo().GetHTMLURL(), sha)
+		_, err := exec.Command("git", "config", "--global", "credential.helper", "store", os.Getenv("GITHUB_TOKEN")).CombinedOutput()
+		if err != nil {
+			return nil, fmt.Errorf("failed to run git config: %w", err)
+		}
+
+		_, err = exec.Command("git", "fetch", "--depth=1", head.GetRepo().GetHTMLURL(), sha).CombinedOutput()
+		if err != nil {
+			return nil, fmt.Errorf("failed to run git fetch: %w", err)
+		}
+	}
 
 	bytes, err := exec.Command("git", "diff", "--find-renames", mergeBaseSha, headSha).CombinedOutput()
 	if err != nil {