update repo.ts

Author: StessyMougeot

src/github/repo.ts

@@ -8,12 +8,12 @@ function resolveCurrentBranch(ref: string): string {
     return github.context.payload.pull_request?.head?.ref ?? ''
   } else if (ref.startsWith('refs/tags/')) {
     // Get the repository default branch
-    const octokit = github.getOctokit(github.context.token)
-    const { data: default_branch } = octokit.rest.repos.get({
-      owner: (github.context.repo as string).split('/')[0],
-      repo: (github.context.repo as string).split('/')[1],
-    });
-    return default_branch;
+    // const octokit = github.getOctokit(github.context.token)
+    // const { data: default_branch } = octokit.rest.repos.get({
+    //   owner: (github.context.repo as string).split('/')[0],
+    //   repo: (github.context.repo as string).split('/')[1],
+    // });
+    return github.context.payload.repo.default_branch;
   }
 
   throw new Error(`Unsupported ref: ${ref}`)