diff --git a/.gitmodules b/.gitmodules
index 324bbf5ca..e69de29bb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +0,0 @@
-[submodule "hibernateTest/.idea/copilot/chatSessions/blobs"]
-	url  = https://gitee.com/wzhao510/examples
-	path = hibernateTest/.idea/copilot/chatSessions/blobs
-
diff --git a/hibernateTest/.idea/copilot/chatSessions/blobs b/hibernateTest/.idea/copilot/chatSessions/blobs
deleted file mode 160000
index 2818991f6..000000000
--- a/hibernateTest/.idea/copilot/chatSessions/blobs
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 2818991f6f1cba7b0893de167f7610ea4b38e03f