howto/using-topic-branches: Recommend public URL git://git.kernel.org/
howto/using-topic-branches: Recommend public URL git://git.kernel.org/

Recommending this means subsystem maintainers do not have to log-in
just to resync with upstream.

Signed-off-by: Junio C Hamano <dc50d1021234060e53ec42a77d526afa2fe07479@cox.net>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git