diff --git a/alibuild_helpers/sl.py b/alibuild_helpers/sl.py
index ea858d6c..53ed41cd 100644
--- a/alibuild_helpers/sl.py
+++ b/alibuild_helpers/sl.py
@@ -41,6 +41,9 @@ def diffCmd(self, directory):
 
   def checkUntracked(self, line):
     return line.startswith("? ")
+  def cloneCmd(self, source, referenceRepo, usePartialClone):
+    cmd = ["clone", source, referenceRepo]
+    return cmd
 
 
 def sapling(args, directory=".", check=True, prompt=True):