diff --git a/oca_port/exceptions.py b/oca_port/exceptions.py
index ef689cc..673a55d 100644
--- a/oca_port/exceptions.py
+++ b/oca_port/exceptions.py
@@ -9,4 +9,6 @@ def __init__(self, entity):
 
 
 class RemoteBranchValueError(ValueError):
-    pass
+    def __init__(self, entity):
+        super().__init__(entity._ref)
+        self.entity = entity