Going back to manual git clone

software/memcached/software.cfg

 [buildout]
-
-sources = sources
-auto-checkout = memcached
+slaposcookbook_recipe_location = ${:parts-directory}/slaposcookbook
+develop =
+  ${:slaposcookbook_recipe_location}
 
 extensions =
   slapos.tool.networkcache
   slapos.zcbworkarounds
   slapos.rebootstrap
-  mr.developer
 
-find-links =
+find-links +=
     http://www.nexedi.org/static/packages/source/slapos.buildout/
 
 extends =
@@ -30,10 +29,6 @@ parts +=
 # development / fast switching environment for whole software
 unzip = true
 
-[sources]
-# Include information related to official memcached source code.
-memcached = git http://git.erp5.org/repos/slapos.git branch=memcached
-
 [rebootstrap]
 # Default first version of rebootstrapped python
 version = 2
@@ -44,6 +39,11 @@ egg = slapos.cookbook
 module = memcached
 
 [instance-recipe-egg]
+# Just so buildout executes [slaposcookbook] before [eggs], as
+# - [eggs] references [slaposcookbook]
+# - [instance-recipe] needs [slaposcookbook] to be finished
+# - we cannot rely on anything else being executed before [instance-recipe]
+slaposcookbook_dummy = ${slaposcookbook:location}
 recipe = zc.recipe.egg
 #python = python2.6
 eggs = ${instance-recipe:egg}
@@ -56,6 +56,16 @@ url = ${:_profile_base_location_}/instance.cfg
 output = ${buildout:directory}/template.cfg
 mode = 0644
 
+[slaposcookbook]
+recipe = plone.recipe.command
+branch = memcached
+git_param =--quiet -b ${:branch}
+git = ${git:location}/bin/git
+location = ${buildout:parts-directory}/${:_buildout_section_name_}
+stop-on-error = true
+command = ${:git} clone ${:git_param} http://git.erp5.org/repos/slapos.git ${:location} || exit 1;
+update-command = cd ${:location} && ${git:location}/bin/git pull --quiet
+
 [versions]
 # Required by:
 # slapos.cookbook==0.1