Drop debugging.

Related problem was fixed by zc.buildout update.

stack/erp5.cfg

@@ -164,7 +164,7 @@ recipe = plone.recipe.command
 stop-on-error = true
 genbt5list = ${erp5:location}/product/ERP5/bin/genbt5list
 command =
-  ls -ld ${local-bt5-repository:list} ; ${buildout:executable} ${:genbt5list} ${local-bt5-repository:list}
+  ${buildout:executable} ${:genbt5list} ${local-bt5-repository:list}
 update-command = ${:command}
 
 [bootstrap2.6]
@@ -234,9 +234,7 @@ branch = master
 revision =
 command = ${git:location}/bin/git clone --quiet --branch ${:branch} ${:repository} ${:location} && if [ -n "${:revision}" ]; then cd ${:location} && ${git:location}/bin/git reset --quiet --hard ${:revision} ; fi
 # ls information added in order to debug .git disappearing
-update-command = ls -la ${:location}
-  ls -ld ${:location}/product/ERP5/bootstrap
-  cd ${:location} && ${git:location}/bin/git pull && if [ -n "${:revision}" ]; then echo "Resetting." ; cd ${:location} && ${git:location}/bin/git reset --hard ${:revision} ; fi
+update-command = cd ${:location} && ${git:location}/bin/git pull && if [ -n "${:revision}" ]; then echo "Resetting." ; cd ${:location} && ${git:location}/bin/git reset --hard ${:revision} ; fi
 
 [products]
 # XXX: ERP5 related products are not defined as python distributions, so it is