diff --git a/main.go b/main.go
index 91661f0..b113770 100644
--- a/main.go
+++ b/main.go
@@ -46,6 +46,8 @@ func main() {
 		lca = getMergeBase(r, head, from)
 	}
 
+	log.Printf("Resolved: %s", lca.Hash)
+
 	// Processing result.
 	var fail bool
 
@@ -70,17 +72,18 @@ func main() {
 		header := lines[0]
 		if !rxHeader.MatchString(header) {
 			fail = true
-			fmt.Printf("Error: invalid header %s [%s]\n", header, id)
+			fmt.Printf("Error: invalid header '%s' [%s]\n", header, id)
 			return nil
 		}
 
 		// Check commit sign-off.
 		if !rxSignOff.MatchString(lines[len(lines)-1]) {
 			fail = true
-			fmt.Printf("Error: missing sign-off %s [%s]\n", header, id)
+			fmt.Printf("Error: missing sign-off '%s' [%s]\n", header, id)
 			return nil
 		}
 
+		fmt.Printf("OK: '%s' [%s]\n", header, id)
 		return nil
 	})