diff --git a/ff/60/20c20736d78398726571b4a805f6429fb3cf b/ff/60/20c20736d78398726571b4a805f6429fb3cf
new file mode 100644
index 00000000000..6788159b845
--- /dev/null
+++ b/ff/60/20c20736d78398726571b4a805f6429fb3cf
@@ -0,0 +1 @@
+Author: https://github.com/yyny