diff --git a/libraries/git_integration_test.go b/libraries/git_integration_test.go
index 717d5492..23895492 100644
--- a/libraries/git_integration_test.go
+++ b/libraries/git_integration_test.go
@@ -47,6 +47,8 @@ func TestUpdateLibraryJson(t *testing.T) {
 		require.NoError(t, err)
 		err = repoTree.Checkout(&git.CheckoutOptions{Hash: *resolvedTag, Force: true})
 		require.NoError(t, err)
+		err = repoTree.Clean(&git.CleanOptions{Dir: true})
+		require.NoError(t, err)
 
 		library, err := GenerateLibraryFromRepo(r)
 		require.NoError(t, err)
diff --git a/sync_libraries.go b/sync_libraries.go
index b502fca1..1964ab5b 100644
--- a/sync_libraries.go
+++ b/sync_libraries.go
@@ -244,6 +244,10 @@ func syncLibraryTaggedRelease(logger *log.Logger, repo *libraries.Repository, ta
 		return fmt.Errorf("Error checking out repo: %s", err)
 	}
 
+	if err = repoTree.Clean(&git.CleanOptions{Dir: true}); err != nil {
+		return fmt.Errorf("Error cleaning repo: %s", err)
+	}
+
 	// Create library metadata from library.properties
 	library, err := libraries.GenerateLibraryFromRepo(repo)
 	if err != nil {