Update translation updates instructions

src/tools/RELEASE_CHANGES

@@ -16,14 +16,16 @@ For All Releases (major, minor, beta, RC)
   Windows releases, if any (see src/timezone/README)
 
 * Translation updates
-	Translations are kept in the project "pgtranslation" on PgFoundry.
-	1. Check out the messages module (of the right branch).
-	2. Tag the messages: cvs tag -c RELx_y_z
-	3. Check out the admin module.
-	4. From babel.postgresql.org, download the "qualified list"
+	1. Check out the messages repository (of the right branch) from
+	   <http://git.postgresql.org/git/pgtranslation/messages.git>.
+	2. Check out the admin repository from
+	   <http://git.postgresql.org/git/pgtranslation/admin.git>.
+	3. From babel.postgresql.org, download the "qualified list"
 	   for the respective branch.
-	5. Run "sh .../admin/cp-po -L qualified-list-xxx.txt .../messages .../pgsql
-	6. Commit.
+	4. Run ".../admin/cp-po -L qualified-list-xxx.txt -g .../messages .../postgresql".
+	   This creates a commit in the postgresql repository.
+	5. Tag the messages: git tag RELx_y_z
+	6. Push everything.
 
 
 For Major Releases