renovate_config.js

module.exports = {
  platform: 'gitlab',
  endpoint: 'https://git.<instance>/api/v4/',
  baseBranches: ['master'],
  labels: ['renovate'],
  repositories: [
    "path/to/project1",
    "path/to/project2",
  ],
  binarySource: 'install',
  onboarding: true,
  extends: [
    'config:base'
  ],
  npmrc: "@<company>:registry=https://nexus.<url>/repository/<companyy>_npm/\n@<company>-rmp:registry=https://nexus.<url>/repository/<company>_npm/\n//nexus.<url>/repository/<companny>_npm/:_authToken=${NPM_TOKEN}",
  exposeAllEnv: true,
  hostRules: [
    {
      hostType: 'docker',
      matchHost: 'nexus.<url>',
      username: process.env.nexus_user,
      password: process.env.nexus_password,
    },
    {
      hostType: 'maven',
      matchHost: 'nexus.<url>',
      username: process.env.nexus_user,
      password: process.env.nexus_password,
    },
    {
      hostType: 'pypi',
      matchHost: '<gitlab instance>',
      username: 'gitlab-ci-token',
      password: process.env.RENOVATE_TOKEN,
    },
  ],
};