diff --git a/RepositoryMinerForGit/src/main/java/Test.java b/RepositoryMinerForGit/src/main/java/Test.java
index b64c229..15f64f1 100644
--- a/RepositoryMinerForGit/src/main/java/Test.java
+++ b/RepositoryMinerForGit/src/main/java/Test.java
@@ -1,7 +1,8 @@
 import java.io.File;
+import java.nio.file.Path;
 import java.io.IOException;
 import java.util.List;
-
+ 
 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.api.errors.GitAPIException;
 import org.eclipse.jgit.api.errors.InvalidRemoteException;
@@ -24,34 +25,48 @@
 import org.eclipse.jgit.storage.file.FileRepositoryBuilder;
 import org.eclipse.jgit.treewalk.CanonicalTreeParser;
 import org.eclipse.jgit.util.io.DisabledOutputStream;
-
+ 
 public class Test {
-
+ 
 	public static void main(String[] args) {
+ 
+		String amaryllis_server = "http://nitta-lab-www.is.konan-u.ac.jp/gitbucket/git/nitta-lab-2020/org.ntlab.amaryllis.server.git";
+		String acanthus_client  = "http://nitta-lab-www.is.konan-u.ac.jp/gitbucket/git/nitta-lab-2021/org.ntlab.acanthus_client.git";
+		String acanthus_server  = "http://nitta-lab-www.is.konan-u.ac.jp/gitbucket/git/nitta-lab-2021/org.ntlab.acanthus_server.git";
+ 
 		// TODO Auto-generated method stub
 		try {
 			Repository repo = new FileRepository( "./project/.git" );
 			Git git = new Git( repo );
-
+ 
 			if( git != null ){
 				//. git clone
 				File project = new File( "./project" );
-				git.cloneRepository().setURI( "http://nitta-lab-www.is.konan-u.ac.jp/gitbucket/git/nitta-lab-2021/org.ntlab.acanthus_server.git" ).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);
 			ObjectId rootId = repo.resolve("HEAD");
 			RevCommit root = revWalk.parseCommit(rootId);
 			revWalk.markStart(root);
-
+ 
 			// コミットコメント
 			PlotCommitList<PlotLane> plotCommitList = new PlotCommitList<PlotLane>();
 			plotCommitList.source(revWalk);
 			plotCommitList.fillTo(Integer.MAX_VALUE);
-
+ 
 			for (PlotCommit<PlotLane> c: plotCommitList) {
-				//詳細情報
-				System.out.println("アカウント、日付: "+c.getAuthorIdent());
 				// コミットメッセージ
 				System.out.println("コミットメッセージ: " + c.getFullMessage());
 				ObjectId curId = c.getTree();
@@ -67,14 +82,14 @@
 					df.setRepository(repo);
 					df.setDiffComparator(RawTextComparator.DEFAULT);
 					df.setDetectRenames(true);
-
+ 
 					ObjectReader reader = repo.newObjectReader();
 					CanonicalTreeParser newTreeIter = new CanonicalTreeParser();
 					newTreeIter.reset(reader, curId);
 					CanonicalTreeParser oldTreeIter = new CanonicalTreeParser();
 					oldTreeIter.reset(reader, parentId);
 					List<DiffEntry> entries = df.scan( oldTreeIter, newTreeIter );
-
+ 
 					for( DiffEntry entry : entries ) {
 						// ファイル毎の情報
 						System.out.println("パス: " + entry.getNewPath());
@@ -96,7 +111,21 @@
 			// TODO Auto-generated catch block
 			e.printStackTrace();
 		}
-
+ 
 	}
-
-}
+ 
+	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();
+    }
+ 
+}
\ No newline at end of file