Re: [PATCH v3 2/4] transport.c: extract 'fill_alternate_refs_command'

> To list alternate references, 'read_alternate_refs' creates a child
> process running 'git for-each-ref' in the alternate's Git directory.
> 
> Prepare to run other commands besides 'git for-each-ref' by introducing
> and moving the relevant code from 'read_alternate_refs' to
> 'fill_alternate_refs_command'.
> 
> Signed-off-by: Taylor Blau <me@ttaylorr.com>
> ---
>  transport.c | 18 ++++++++++++------
>  1 file changed, 12 insertions(+), 6 deletions(-)