Where is debian-installer document repository ?

[sebul <sebuls@gmail.com>]

Hello. I found a typo at

https://www.debian.org/releases/stable/amd64/ch06s04.ko.html

but I can't find this string in the directory

https://salsa.debian.org/webmaster-team/webwml/-/tree/master/korean

Where can I find it? and how to find it ?