Re: Dose git-fetch need --reference option like git-clone?

> I want to track remote repsotory (say remoteA) on my local repository
> (say localB), so i do the following in directory localB
> $ git remote add remoteA git://remoteAUrl
> $ git fetch remoteA
> This will fetch all objects from git://remoteAUrl if localB and
> remoteA don't have common objects.
> 
> If I already have a cloned remoteA on local machine (say
> /path/to/remoteACloned), I want to do following to reduce the net
> traffic as git-clone:
> git fetch --reference /path/to/remoteACloned remotedA
> 
> Is this reasonable? Or is there already a resolution for this case?