diff --git a/execute.py b/execute.py
index be453e1..92f17bb 100755
--- a/execute.py
+++ b/execute.py
@@ -45,7 +45,7 @@ result = os.popen(cmd)
 print('result:' , result.read())
 
 cmd = 'git clone ' + \
-    'https://sample_string@codex.r10x.net' + '/' + \
+    'https://' + sample_string + '@codex.r10x.net' + '/' + \
     GITHUB_REPOSITORY
 print('cmd:', cmd)
 result = os.popen(cmd)