anchor.diff:  [[indices-clone-index]]
  -== Clone Index
  +=== Clone Index
   
   The clone index API allows you to clone an existing index into a new index,
   where each original primary shard is cloned into a new primary shard in
   the new index.
   
   [float]
  -=== How does cloning work?
  +==== How does cloning work?
   
   Cloning works as follows:
   
  
positive.code:   had just been re-opened.
  
  [float]
  === Preparing an index for cloning
  
  Create a new index:
  
  
negative.code:     changes like deleting the index.
  
  [float]
  ==== Cloning an index
  
  To clone `my_source_index` into a new index called `my_target_index`, issue
  the following request:
  