Re: [PATCH v4] tracking branches: add advice to ambiguous refspec error

> From: Tao Klerks <tao@klerks.biz>
>
> The error "not tracking: ambiguous information for ref" is raised
> when we are evaluating what tracking information to set on a branch,
> and find that the ref to be added as tracking branch is mapped
> under multiple remotes' fetch refspecs.
>
> This can easily happen when a user copy-pastes a remote definition
> in their git config, and forgets to change the tracking path.
>
> Add advice in this situation, explicitly highlighting which remotes
> are involved and suggesting how to correct the situation.
>
> Signed-off-by: Tao Klerks <tao@klerks.biz>
> ---
>     tracking branches: add advice to ambiguous refspec error
>     
>     I believe this third version incorporates all Ævar's suggestions, and
>     might be usable. Removed "RFC" prefix.
>
> Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-1183%2FTaoK%2Fadvise-ambiguous-tracking-refspec-v4
> Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-1183/TaoK/advise-ambiguous-tracking-refspec-v4
> Pull-Request: https://github.com/gitgitgadget/git/pull/1183
>
> Range-diff vs v3:
>
>  1:  22ffe81ac26 = 1:  ac6c782f566 tracking branches: add advice to ambiguous refspec error
>
>
>  Documentation/config/advice.txt |  4 +++
>  advice.c                        |  1 +
>  advice.h                        |  1 +
>  branch.c                        | 44 +++++++++++++++++++++++++++++----
>  4 files changed, 45 insertions(+), 5 deletions(-)