diff --git a/kallithea/lib/celerylib/tasks.py b/kallithea/lib/celerylib/tasks.py
--- a/kallithea/lib/celerylib/tasks.py
+++ b/kallithea/lib/celerylib/tasks.py
@@ -235,7 +235,7 @@ def get_commits_stats(repo_name, ts_min_
             log.debug('Breaking recursive mode due to reach of recurse limit')
         return True
     except LockHeld:
-        log.info('LockHeld')
+        log.info('Task with key %s already running', lockkey)
         return 'Task with key %s already running' % lockkey
 
 
@@ -407,10 +407,6 @@ def create_repo(form_data, cur_user):
             RepoModel(DBS)._delete_filesystem_repo(repo)
         raise
 
-    # it's an odd fix to make celery fail task when exception occurs
-    def on_failure(self, *args, **kwargs):
-        pass
-
     return True
 
 
@@ -491,10 +487,6 @@ def create_repo_fork(form_data, cur_user
             RepoModel(DBS)._delete_filesystem_repo(repo)
         raise
 
-    # it's an odd fix to make celery fail task when exception occurs
-    def on_failure(self, *args, **kwargs):
-        pass
-
     return True