hooks: handle non-ascii characters in hooks new pull-requests open template.

rhodecode/lib/hooks_base.py

@@ -284,17 +284,16 b' def post_push(extras):'
             output += _http_ret.title
 
     if extras.new_refs:
-        tmpl = \
-            extras.server_url + '/' + \
-            extras.repository + \
+        tmpl = extras.server_url + '/' + extras.repository + \
             "/pull-request/new?{ref_type}={ref_name}"
+
         for branch_name in extras.new_refs['branches']:
             output += 'RhodeCode: open pull request link: {}\n'.format(
-                tmpl.format(ref_type='branch', ref_name=branch_name))
+                tmpl.format(ref_type='branch', ref_name=safe_str(branch_name)))
 
         for book_name in extras.new_refs['bookmarks']:
             output += 'RhodeCode: open pull request link: {}\n'.format(
-                tmpl.format(ref_type='bookmark', ref_name=book_name))
+                tmpl.format(ref_type='bookmark', ref_name=safe_str(book_name)))
 
     hook_response = ''
     if not is_shadow_repo(extras):