Specify branches for release lines corresponding to our pins.

Note repos which need (but don't yet have) such release branches.

sources.cfg

@@ -4,26 +4,46 @@ github_push = git@github.com:zopefoundation
 
 [sources]
 AccessControl = git ${remotes:github}/AccessControl pushurl=${remotes:github_push}/AccessControl branch=2.13
-Acquisition = git ${remotes:github}/Acquisition pushurl=${remotes:github_push}/Acquisition
+Acquisition = git ${remotes:github}/Acquisition pushurl=${remotes:github_push}/Acquisition branch=2.13
 DateTime = git ${remotes:github}/DateTime pushurl=${remotes:github_push}/DateTime branch=2.12
+# Note:  this should be using a not-yet-ready-for-prime-time 2.13 branch
 DocumentTemplate = git ${remotes:github}/DocumentTemplate pushurl=${remotes:github_push}/DocumentTemplate
+# Note:  this should be using a not-yet-existing 2.13 branch
 ExtensionClass = git ${remotes:github}/ExtensionClass pushurl=${remotes:github_push}/ExtensionClass
+# 'master' branch is still on 2.13 release line.
 initgroups = git ${remotes:github}/initgroups pushurl=${remotes:github_push}/initgroups
+# Note:  this should be using a not-yet-existing 2.13 branch
 Missing = git ${remotes:github}/Missing pushurl=${remotes:github_push}/Missing
+# Note:  this should be using a not-yet-existing 2.13 branch
 MultiMapping = git ${remotes:github}/MultiMapping pushurl=${remotes:github_push}/MultiMapping
 nt_svcutils = git ${remotes:github}/nt_svcutils pushurl=${remotes:github_push}/nt_svcutils
+# Note:  this should be using a not-yet-existing 2.13 branch
 Persistence = git ${remotes:github}/Persistence pushurl=${remotes:github_push}/Persistence
+# 'master' branch is still on 2.13 release line.
 Products.BTreeFolder2 = git ${remotes:github}/Products.BTreeFolder2 pushurl=${remotes:github_push}/Products.BTreeFolder2
+# 'master' branch is still on 2.13 release line.
 Products.ExternalMethod = git ${remotes:github}/Products.ExternalMethod pushurl=${remotes:github_push}/Products.ExternalMethod
+# 'master' branch is still on 2.13 release line.
 Products.MailHost = git ${remotes:github}/Products.MailHost pushurl=${remotes:github_push}/Products.MailHost
+# 'master' branch is still on 2.13 release line.
 Products.MIMETools = git ${remotes:github}/Products.MIMETools pushurl=${remotes:github_push}/Products.MIMETools
+# 'master' branch is still on 2.13 release line.
 Products.OFSP = git ${remotes:github}/Products.OFSP pushurl=${remotes:github_push}/Products.OFSP
+# 'master' branch is still on 2.13 release line.
 Products.PythonScripts = git ${remotes:github}/Products.PythonScripts pushurl=${remotes:github_push}/Products.PythonScripts
+# 'master' branch is still on 2.13 release line.
 Products.StandardCacheManagers = git ${remotes:github}/Products.StandardCacheManagers pushurl=${remotes:github_push}/Products.StandardCacheManagers
+# 'master' branch is still on 2.13 release line.
 Products.ZCatalog = git ${remotes:github}/Products.ZCatalog pushurl=${remotes:github_push}/Products.ZCatalog branch=2.13
+# 'master' branch is still on 2.13 release line.
 Products.ZCTextIndex = git ${remotes:github}/Products.ZCTextIndex pushurl=${remotes:github_push}/Products.ZCTextIndex
+# Note:  this should be using a not-yet-existing 2.13 branch
 Record = git ${remotes:github}/Record pushurl=${remotes:github_push}/Record
+# Note:  this should be using a not-yet-existing 2.12 branch
 tempstorage = git ${remotes:github}/tempstorage pushurl=${remotes:github_push}/tempstorage
+# Note:  this should be using a not-yet-existing 2.13 branch
 zExceptions = git ${remotes:github}/zExceptions pushurl=${remotes:github_push}/zExceptions
+# 'master' branch is still on 2.12 release line.
 zLOG = git ${remotes:github}/zLOG pushurl=${remotes:github_push}/zLOG branch=2.11
+# Note:  this should be using a not-yet-existing 2.12 branch
 ZopeUndo = git ${remotes:github}/ZopeUndo pushurl=${remotes:github_push}/ZopeUndo