diff --git a/swh/storage/api/client.py b/swh/storage/api/client.py
--- a/swh/storage/api/client.py
+++ b/swh/storage/api/client.py
@@ -106,6 +106,10 @@
         return self.post('revision/log', {'revisions': revisions,
                                           'limit': limit})
 
+    def revision_log_by(self, origin_id, limit=None):
+        return self.post('revision/logby', {'origin_id': origin_id,
+                                            'limit': limit})
+
     def revision_shortlog(self, revisions, limit=None):
         return self.post('revision/shortlog', {'revisions': revisions,
                                                'limit': limit})
diff --git a/swh/storage/api/server.py b/swh/storage/api/server.py
--- a/swh/storage/api/server.py
+++ b/swh/storage/api/server.py
@@ -120,6 +120,11 @@
     return encode_data(g.storage.revision_log(**decode_request(request)))
 
 
+@app.route('/revision/logby', methods=['POST'])
+def revision_log_by():
+    return encode_data(g.storage.revision_log_by(**decode_request(request)))
+
+
 @app.route('/revision/shortlog', methods=['POST'])
 def revision_shortlog():
     return encode_data(g.storage.revision_shortlog(**decode_request(request)))