diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..c5f3f6b
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+    "java.configuration.updateBuildConfiguration": "interactive"
+}
\ No newline at end of file
diff --git a/RepositoryMinerForGit/src/main/java/Test.java b/RepositoryMinerForGit/src/main/java/Test.java
index 5af584e..881a4a2 100644
--- a/RepositoryMinerForGit/src/main/java/Test.java
+++ b/RepositoryMinerForGit/src/main/java/Test.java
@@ -41,7 +41,17 @@
 			if( git != null ){
 				//. git clone
 				File project = new File( "./project" );
-				git.cloneRepository().setURI( amaryllis_server ).setDirectory( project ).call();
+				String filePath = "./project";
+ 
+				// フォルダの存在を確認する
+				if (project.exists()) {
+					System.out.println("projectフォルダが存在します");
+					delete(filePath);
+				} else {
+					System.out.println("projectフォルダが存在しません");
+				}
+ 
+				git.cloneRepository().setURI( acanthus_client ).setDirectory( project ).call();
 			}
 			
 			PlotWalk revWalk = new PlotWalk(repo);
@@ -104,4 +114,18 @@
 
 	}
 
+	public static void delete(String path) {
+        File filePath = new File(path);
+        String[] list = filePath.list();
+        for(String file : list) {
+            File f = new File(path + File.separator + file);
+            if(f.isDirectory()) {
+                delete(path + File.separator + file);
+            }else {
+                f.delete();
+            }
+        }
+        filePath.delete();
+    }
+
 }