323   $ cd ..

   324 

   325 bookmark with a name that matches an ambiguous node id

   326 

   327   $ hg init ambiguous

   328   $ cd ambiguous

   329   $ echo 0 > a

   330   $ hg ci -qAm 0

   331   $ for i in 1057 2857 4025; do

   332   >   hg up -q 0

   333   >   echo $i > a

   334   >   hg ci -qm $i

   335   > done

   336   $ hg up -q null

   337   $ hg log -r0: -T '{rev}:{node}\n'

   338   0:b4e73ffab476aa0ee32ed81ca51e07169844bc6a

   339   1:c56256a09cd28e5764f32e8e2810d0f01e2e357a

   340   2:c5623987d205cd6d9d8389bfc40fff9dbb670b48

   341   3:c562ddd9c94164376c20b86b0b4991636a3bf84f

   342 

   343   $ hg bookmark -r0 c562

   344   $ hg bookmarks

   345      c562                      0:b4e73ffab476

   346 

   347   $ cd ..

   348 

   350 

   351   $ cd repo