I have to modify main loop

main.py

@@ -163,8 +163,9 @@ button_confirm.pack()
 
 if __name__ == "__main__":
     lastmod = int(os.path.getmtime('./main.py'))
+    #NOTE: UPDATE PROGRESSING....
     print(lastmod)
-    os.system('git clone -b alpha https://git.apl.hongik.ac.kr/Ellis/mailsys_client.git')
+    os.system('git merge origin/alpha')
     if lastmod != int(os.path.getmtime('./main.py')):
         pass
     else: