If you want to read the "Ore ga Mita Koto no Nai Kanojo Colored Repack," you may need to look in dedicated online manga or hentai forums. As it is a fan-produced edit, it is typically shared within those communities. To view a repack, you will need a comic book reader app for the file format.
Are you interested in the of digital manga colorization? ore ga mita koto no nai kanojo colored repack