Use the same command than ERP5 repo

stack/erp5.cfg

@@ -252,7 +252,7 @@ update-command = cd ${:location} && ${git:location}/bin/git pull --quiet && if [
 <= erp5
 branch = master
 repository = https://saneftestbot:kucahS5oav6jahch@git.erp5.org/repos/sanef.git
-command = (${git:location}/bin/git clone --quiet -b ${:branch} ${:repository} ${:location}) || (rm -fr ${:location} && exit 1)
+# command = (${git:location}/bin/git clone --quiet -b ${:branch} ${:repository} ${:location}) || (rm -fr ${:location} && exit 1)
 
 [products]
 # XXX: ERP5 related products are not defined as python distributions, so it is