diff --git a/server/handler/handler_sub_domain.go b/server/handler/handler_sub_domain.go
index e3b1933..b3e91e1 100644
--- a/server/handler/handler_sub_domain.go
+++ b/server/handler/handler_sub_domain.go
@@ -117,6 +117,8 @@ func handleSubDomain(log zerolog.Logger, ctx *context.Context, giteaClient *gite
 		}
 	}
 
+	// Try to use the defaultPagesRepo on its default branch
+	// example.codeberg.page/index.html
 	log.Debug().Msg("main domain preparations, now trying with default repo/branch")
 	if targetOpt, works := tryBranch(log, ctx, giteaClient, &upstream.Options{
 		TryIndexPages: true,