Looking for logging into the Gitlab First 422the Change You Requested Was Rejected site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Gitlab First 422the Change You Requested Was Rejected site. After that you can login as usual with your login credentials.
https://gitlab.com/gitlab-org/gitlab-ce/issues/35447
https://gitlab.com/gitlab-org/gitlab-ce/issues/50685
https://gitlab.com/gitlab-org/gitlab-ce/issues/40898
https://forum.gitlab.com/t/login-returns-422-error/12593
https://gitlab.com/gitlab-org/gitlab-ce/issues/53085
https://gitlab.com/gitlab-org/omnibus-gitlab/issues/331
https://gitlab.com/gitlab-org/omnibus-gitlab/issues/848
https://gitlab.com/gitlab-org/gitlab-ce/issues/54493
https://gitlab.com/gitlab-org/gitlab-ce/issues/34956
https://gitlab.com/gitlab-org/gitlab-ce/issues/52133
https://gitlab.com/gitlab-org/gitlab-ce/issues/39125
https://stackoverflow.com/questions/31588137/gitlab-redirects-to-page-422-upon-installation
https://stackoverflow.com/questions/49515274/cannot-change-the-root-password-on-first-time-in-gitlab-web-interface