Just to deposit my opposition again: I don't think this hack for your out of tree builds has any place in the kernel tree.
- Re: [PATCH v6] modules: introduce the MODULE_SCMVERSION ... Will McVicker
- Re: [PATCH v6] modules: introduce the MODULE_SCMVER... Christoph Hellwig
- Re: [PATCH v6] modules: introduce the MODULE_SC... Will McVicker