ingo@aeolus:~/hg-test$ hg glog -l5
@  7:36479da8f266 tip foo2 2014-11-11 14:07 +0100 (planetmaker)
|  	Move foo2
|
o  6:0b428aa7bdf8 2014-11-11 14:06 +0100 (planetmaker)
|  	copy foo
|
o  5:888a9a6be6b3 2014-04-17 14:22 +0200 (planetmaker)
|  	-Add: New cool feature
|
o  4:0602f70b6892 2014-04-17 14:22 +0200 (planetmaker)
|  	-Codechange: Introduce foo in preparation for cool stuff
|
o  0:4cd637edd9b5 2014-04-17 14:20 +0200 (planetmaker)
   	-Add: Initial check-in

ingo@aeolus:~/hg-test$ vi foo22
ingo@aeolus:~/hg-test$ hg diff
diff --git a/foo22 b/foo22
--- a/foo22
+++ b/foo22
@@ -1,1 +1,2 @@
 foo is boo!
+blah
ingo@aeolus:~/hg-test$ hg ci -m "Commit accidential blah"
ingo@aeolus:~/hg-test$ hg revert foo22 -r7
ingo@aeolus:~/hg-test$ hg commit --amend
ingo@aeolus:~/hg-test$ cat foo22
foo is boo!
ingo@aeolus:~/hg-test$ hg glog -l5
@  10:0591700c7e4c tip foo2 2014-11-14 14:19 +0100 (planetmaker)
|  	UnCommit accidential blah
|
o  7:36479da8f266 2014-11-11 14:07 +0100 (planetmaker)
|  	Move foo2
|
o  6:0b428aa7bdf8 2014-11-11 14:06 +0100 (planetmaker)
|  	copy foo
|
o  5:888a9a6be6b3 2014-04-17 14:22 +0200 (planetmaker)
|  	-Add: New cool feature
|
o  4:0602f70b6892 2014-04-17 14:22 +0200 (planetmaker)
|  	-Codechange: Introduce foo in preparation for cool stuff
|
ingo@aeolus:~/hg-test$ hg export 10
# HG changeset patch
# User planetmaker <planetmaker@openttd.org>
# Date 1415971170 -3600
#      Fri Nov 14 14:19:30 2014 +0100
# Node ID 0591700c7e4cc3b769318bca0e5ef506e82f9778
# Parent  36479da8f2668218a3c99347cf90a15dd24e98d0
UnCommit accidential blah

ingo@aeolus:~/hg-test$