planetmaker@localhost:~/ottd/grfdev/hgtest$ hg init
planetmaker@localhost:~/ottd/grfdev/hgtest$ hg add foo
planetmaker@localhost:~/ottd/grfdev/hgtest$ hg ci -m "Add foo"
planetmaker@localhost:~/ottd/grfdev/hgtest$ hg log
secret   [0:aa00315ff337 default] 2014-09-23 22:52 +0200 planetmaker <planetmaker@openttd.org>
	Add foo

planetmaker@localhost:~/ottd/grfdev/hgtest$ hg log -R subrepo
secret   [0:28dc25fb543e default] 2014-09-23 22:49 +0200 planetmaker <planetmaker@openttd.org>
	Add: bar