fix(web): Fix 404 error when clicking "Open in GitLab" (#846)

* fix

* changelog

Author: brendan-kellam

CHANGELOG.md

@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Fixed
+- Fixed issue where opening GitLab file links would result in a 404. [#846](https://github.com/sourcebot-dev/sourcebot/pull/846)
+
 ## [4.10.24] - 2026-02-03
 
 ### Fixed

packages/web/src/lib/utils.ts

@@ -343,7 +343,7 @@ export const getCodeHostCommitUrl = ({
 export const getCodeHostBrowseAtBranchUrl = ({
     webUrl,
     codeHostType,
-    branchName,
+    branchName: _branchName,
 }: {
     webUrl?: string | null,
     codeHostType: CodeHostType,
@@ -353,6 +353,8 @@ export const getCodeHostBrowseAtBranchUrl = ({
         return undefined;
     }
 
+    const branchName = _branchName.replace(/^refs\/(heads|tags)\//, '');
+
     switch (codeHostType) {
         case 'github':
             return `${webUrl}/tree/${branchName}`;
@@ -376,7 +378,7 @@ export const getCodeHostBrowseAtBranchUrl = ({
 export const getCodeHostBrowseFileAtBranchUrl = ({
     webUrl,
     codeHostType,
-    branchName,
+    branchName: _branchName,
     filePath,
 }: {
     webUrl?: string | null,
@@ -388,6 +390,8 @@ export const getCodeHostBrowseFileAtBranchUrl = ({
         return undefined;
     }
 
+    const branchName = _branchName.replace(/^refs\/(heads|tags)\//, '');
+
     switch (codeHostType) {
         case 'github':
             return `${webUrl}/blob/${branchName}/${filePath}`;