diff --git a/backup/backup.py b/backup/backup.py
index 84cc5b3..26c3860 100644
--- a/backup/backup.py
+++ b/backup/backup.py
@@ -172,7 +172,7 @@ class Backup(commands.Cog):
                         else:
                             commit = None
 
-                        async with repository.checkout(commit, exit_to_rev=repo.branch):
+                        async with repository.checkout(commit, exit_to_rev=repository.branch):
                             cogs_c, message = await downloader._filter_incorrect_cogs_by_names(repository, [cog_name]) # pylint: disable=protected-access
                             if not cogs:
                                 install_e.append(message)