diff --git a/dvc/repo/__init__.py b/dvc/repo/__init__.py
index d590045fb..93452910f 100644
--- a/dvc/repo/__init__.py
+++ b/dvc/repo/__init__.py
@@ -536,11 +536,16 @@ class Repo:
         self.scm.close()
         self.state.close()
 
+    def _reset_cached_indecies(self):
+        self.__dict__.pop("index", None)
+        self.__dict__.pop("dvcignore", None)
+        self.__dict__.pop("dvcfs", None)
+        self.__dict__.pop("datafs", None)
+
     def _reset(self):
         self.state.close()
         self.scm._reset()  # pylint: disable=protected-access
-        self.__dict__.pop("index", None)
-        self.__dict__.pop("dvcignore", None)
+        self._reset_cached_indecies()
 
     def __enter__(self):
         return self
diff --git a/dvc/repo/brancher.py b/dvc/repo/brancher.py
index a07cf56e1..9a9a71871 100644
--- a/dvc/repo/brancher.py
+++ b/dvc/repo/brancher.py
@@ -77,7 +77,7 @@ def brancher(  # noqa: E302
         from dvc.fs import GitFileSystem
 
         for sha, names in found_revs.items():
-            self.__dict__.pop("index", None)
+            self._reset_cached_indecies()  # pylint: disable=W0212
             self.fs = GitFileSystem(scm=scm, rev=sha)
             self.root_dir = self.fs.path.join("/", *repo_root_parts)