diff --git a/appview/pages/templates/repo/index.html b/appview/pages/templates/repo/index.html
--- a/appview/pages/templates/repo/index.html
+++ b/appview/pages/templates/repo/index.html
@@ -66,7 +66,9 @@ <option class="py-1" disabled>no tags found</option>
             {{ end }}
         </optgroup>
     </select>
-    {{ if and .ForkInfo .ForkInfo.IsFork }}
+    {{ $isOwner := and .LoggedInUser .RepoInfo.Roles.IsOwner }}
+    {{ $isCollaborator := and .LoggedInUser .RepoInfo.Roles.IsCollaborator }}
+    {{ if and (or $isOwner $isCollaborator) .ForkInfo .ForkInfo.IsFork }}
         {{ $disabled := "" }}
         {{ $title := "" }}
         {{ if eq .ForkInfo.Status 0 }}
diff --git a/appview/state/repo.go b/appview/state/repo.go
--- a/appview/state/repo.go
+++ b/appview/state/repo.go
@@ -124,10 +124,13 @@
 	user := s.oauth.GetUser(r)
 	repoInfo := f.RepoInfo(s, user)
 
-	forkInfo, err := getForkInfo(repoInfo, s, f, w, user)
-	if err != nil {
-		log.Printf("Failed to fetch fork information: %v", err)
-		return
+	var forkInfo *types.ForkInfo
+	if user != nil && (repoInfo.Roles.IsOwner() || repoInfo.Roles.IsCollaborator()) {
+		forkInfo, err = getForkInfo(repoInfo, s, f, w, user)
+		if err != nil {
+			log.Printf("Failed to fetch fork information: %v", err)
+			return
+		}
 	}
 
 	s.pages.RepoIndexPage(w, pages.RepoIndexParams{