📚 update issue reference

Author: chfw

.moban.cd/changelog.yml

@@ -5,7 +5,7 @@ releases:
       - action: Updated
         details:
           - "Command options have been grouped. --template_type became --template-type"
-          - "Increment gitfs2 to version 0.0.2"
+          - "Increment gitfs2 to version 0.0.2. `gitfs#4`"
     date: 4.10.2019
     version: 0.6.4
   - changes:

CHANGELOG.rst

@@ -8,7 +8,8 @@ Updated
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. Command options have been grouped. --template_type became --template-type
-#. Increment gitfs2 to version 0.0.2
+#. Increment gitfs2 to version 0.0.2. `gitfs#4
+   <https://github.com/moremoban/gitfs/issues/4>`_
 
 0.6.3 - 25.09.2019
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