disable auto-detection of gatsby-remark-component

gatsby-config.js

@@ -79,7 +79,12 @@ module.exports = {
                     'gatsby-remark-prismjs',
                     'gatsby-remark-autolink-headers',
                     'gatsby-remark-copy-linked-files',
-                    'gatsby-remark-component'
+                    {
+                        resolve: 'gatsby-remark-component',
+                        options: {
+                            components: ['repo']
+                        }
+                    }
                 ]
             }
         },