diff --git a/lib/tfw/components/snapshot_provider.py b/lib/tfw/components/snapshot_provider.py
index 65517e8..0ce8133 100644
--- a/lib/tfw/components/snapshot_provider.py
+++ b/lib/tfw/components/snapshot_provider.py
@@ -21,10 +21,14 @@ class SnapshotProvider:
         self._branch = 'master'
         self._branches = [self._branch]
 
-        self._init_repo()
+        self._init_repo_if_needed()
 
-    def _init_repo(self):
-        self._run(('git', 'init'))
+    def _init_repo_if_needed(self):
+        if not self._repo_is_initialized():
+            self._run(('git', 'init'))
+
+    def _repo_is_initialized(self):
+        return self._run(('git', 'status')).returncode == 0
 
     def take_snapshot(self):
         if self._head_detached: