SHA1
--- a/first.txt
+++ b/first.txt
--- a/secret.txt
+++ b/secret.txt
@@ -1 +1,3 @@
 
				 Very secret file
			
 
				+123
			
 
				+
작성자	SHA1 메시지	날짜
John Do	aeb498537e Merge branch 'master' into test	4 일 전
John Do	b8b42b48d9 very strange things	4 일 전
John Do	cba8356c80 added first	4 일 전