58   $ hg up 0

    58   $ hg up 0

    59   0 files updated, 0 files merged, 1 files removed, 0 files unresolved

    59   0 files updated, 0 files merged, 1 files removed, 0 files unresolved

    60   $ mkcommit B1

    60   $ mkcommit B1

    61   created new head

    61   created new head

    62   $ hg debugobsolete `getid "desc(B0)" ` `getid "desc(B1)"`

    62   $ hg debugobsolete `getid "desc(B0)" ` `getid "desc(B1)"`

    63   obsoleted 1 changesets

    64   obsoleted 1 changesets

    64   $ hg log -G --hidden

    65   $ hg log -G --hidden

    65   @  25c56d33e4c4 (draft): B1

    66   @  25c56d33e4c4 (draft): B1

    66   |

    67   |

    67   | x  d73caddc5533 (draft): B0

    68   | x  d73caddc5533 (draft): B0