Clarify the order of pushing the release branch and deploying in RELEASING.md.
diff --git a/RELEASING.md b/RELEASING.md
index 2870f44..040cba7 100644
--- a/RELEASING.md
+++ b/RELEASING.md
@@ -155,8 +155,9 @@
 
 ### Branch
 
-Before building/deploying, be sure to switch to the appropriate branch or tag.
-For the current release use:
+Before building/deploying, be sure to switch to the appropriate tag. The tag
+must reference a commit that has been pushed to the main repository, i.e., has
+gone through code review. For the current release use:
 
 ```bash
 $ git checkout -b v$MAJOR.$MINOR.$PATCH tags/v$MAJOR.$MINOR.$PATCH