diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index c4a22fa0f..2ca1f92f2 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
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\ No newline at end of file
+UPDATE 3cbc9a64a100a6425ac2a5a89160b8de01e70a73 611bf7f481528fa94904bdc06b6e252447d33044
\ No newline at end of file