Integrated: git-info: add --upstream flag

[Erik Helin]

On Wed, 14 Oct 2020 12:32:01 GMT, Erik Helin <ehelin at openjdk.org> wrote:

> Hi all,
> 
> please review this patch that adds the `--upstream` flag to `git-info` to show the hash for the original (upstream)
> commit that that provided commit was backported from. For example, if commit `B` has been backported from commit `A`,
> then a user can run:  $ git info --upstream B
> A
> 
> Testing:
> - [x] Manual testing on Linux x64
> 
> Thanks,
> Erik

This pull request has now been integrated.

Changeset: e6939012
Author:    Erik Helin <ehelin at openjdk.org>
URL:       https://git.openjdk.java.net/skara/commit/e6939012
Stats:     13 lines in 1 file changed: 12 ins; 0 del; 1 mod

git-info: add --upstream flag

Reviewed-by: rwestberg

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PR: https://git.openjdk.java.net/skara/pull/883