add options dict to localrepo.store.opener and use it for defversion

mercurial/localrepo.py

@@ -89,6 +89,7 b' class localrepository(repo.repository):'
         self.sopener = self.store.opener
         self.sjoin = self.store.join
         self.opener.createmode = self.store.createmode
+        self.sopener.options = {}
 
         # These two define the set of tags for this repository.  _tags
         # maps tag name to node; _tagtypes maps tag name to 'global' or
@@ -112,7 +113,7 b' class localrepository(repo.repository):'
             p = os.environ['HG_PENDING']
             if p.startswith(self.root):
                 c.readpending('00changelog.i.a')
-        self.sopener.defversion = c.version
+        self.sopener.options['defversion'] = c.version
         return c
 
     @propertycache

mercurial/revlog.py

@@ -431,8 +431,8 b' class revlog(object):'
         self.index = []
 
         v = REVLOG_DEFAULT_VERSION
-        if hasattr(opener, "defversion"):
-            v = opener.defversion
+        if hasattr(opener, 'options') and 'defversion' in opener.options:
+            v = opener.options['defversion']
             if v & REVLOGNG:
                 v |= REVLOGNGINLINEDATA