tg remote README: Add 'git push --all' caveat warning

diff --git a/README b/README
index b99b03680fb7fced0e1dc2f0e699f73b141745f5..335b0cf68ca66b8c1bd1484bccdfa8dacd0a6d8b 100644 (file)
--- a/README
+++ b/README
@@ -276,7 +276,8 @@ tg remote
 ~~~~~~~~~
        Register given remote as TopGit-controlled. This will create
        the namespace for the remote branch bases and teach 'git fetch'
-       and 'git push' to operate on them.
+       and 'git push' to operate on them. (Do NOT use 'git push --all'
+       for your pushes - plain 'git push' will do the right thing.)
 
        It takes a mandatory remote name argument, and optional
        '--populate' switch - use that for your origin-style remote,