doc: fix duplicate labels

Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
diff --git a/doc/release-notes/v2.0.8.rst b/doc/release-notes/v2.0.8.rst
index 813772e..24a03e2 100644
--- a/doc/release-notes/v2.0.8.rst
+++ b/doc/release-notes/v2.0.8.rst
@@ -51,12 +51,12 @@
 
 `Repository <https://github.com/open-power/hostboot>`__
 
-.. _patches-1:
+.. _v2.0.8-patches-1:
 
 Patches
 ~~~~~~~
 
-.. _commits-1:
+.. _v2.0.8-commits-1:
 
 Commits
 ~~~~~~~