Ashvith Shetty <ashvithshetty10@gmail.com> writes:

> * gnu/packages/pciutils.scm (corectrl): New variable.
[...]
> +(define-public corectrl
> +  (package
> +    (name "corectrl")
> +    (version "1.4.3")
> +    (source
> +     (origin
> +       (method git-fetch)
> +       (uri (git-reference
> +             (url "https://gitlab.com/corectrl/corectrl")
> +             (commit (string-append "v" version))))

and you forget Add (file-name (git-file-name name version))