* gnu/packages/golang.scm (go-github-com-pkg-diff): Update to 0.0.0-20210226163009-20ebb0f2a09e.

> --- a/gnu/packages/golang.scm
> +++ b/gnu/packages/golang.scm

> @@ -8736,30 +8736,26 @@ (define-public go-github-com-go-git-go-git-fixtures

> +  (package
> +    (name "go-github-com-pkg-diff")
> +    (version "0.0.0-20210226163009-20ebb0f2a09e")

As Chris said, don't use this kind of version string :)

> +    (source (origin
> +              (method git-fetch)
> +              (uri (git-reference
> +                    (url "https://github.com/pkg/diff")
> +                    (commit "20ebb0f2a09e612109b224b32f79370409108bcc")))

And especially don't write the commit twice.

> +    (synopsis "Create and print diffs")

  (synopsis "Generate and print diffs in Go")

> +    (description
> +     "This package provides a Go library to create and print diffs.")

  (description
   "This package provides a Go library to generate and print file
  differences in the @code{diff} format.")

    -- (