$ cat >> $HGRCPATH <<EOF
  > [ui]
  > logtemplate={rev}:{node|short} {desc}\n
  > [defaults]
  > amend=-d "0 0"
  > [extensions]
  > hgext.rebase=
  > EOF
  $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext/evolve.py" >> $HGRCPATH

  $ hg init repo
  $ cd repo
  $ echo A > a
  $ hg add a
  $ hg commit -m a

Basic usage

  $ hg log -G
  @  0:e93df3427f45 a
  
  $ hg touch .
  $ hg log -G
  @  1:[0-9a-f]{12} a (re)
  


Revive usage

  $ echo A > b
  $ hg add b
  $ hg commit -m ab --amend
  $ hg up --hidden 1
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
  Working directory parent is obsolete
  $ hg log -G
  o  3:[0-9a-f]{12} ab (re)
  
  @  1:[0-9a-f]{12} a (re)
  
  $ hg touch .
  2 new divergent changesets
  $ hg log -G
  @  4:[0-9a-f]{12} a (re)
  
  o  3:[0-9a-f]{12} ab (re)
  
  $ hg prune 3
  1 changesets pruned

Duplicate

  $ hg touch --duplicate .
  $ hg log -G
  @  5:[0-9a-f]{12} a (re)
  
  o  4:[0-9a-f]{12} a (re)