Next odd commit affecting `git subtree split` experiments with contrib/elftoolchain

[Ed Maste]

On Tue, 16 Jun 2020 at 22:25, Ed Maste <emaste at freebsd.org> wrote:
>
> I've now successfully used Tom Clarkson's patched git subtree[1] to
> split elftoolchain out of cgit-beta, keeping the vendor branch history
> intact, and avoiding the extraneous and bogus commits.

I accidentally omitted the footnote, which should be:
[1] https://github.com/gitgitgadget/git/pull/493