https://www.freebsd.org/internal/developer.html contains a link to a chapter called "VCS Operations" in the Committers Guide, but that chapter does not exist and the link does not work.
Created attachment 163252 [details]
Fixes broken link
The id for this section in the Committer's Guide was changed from "vcs.operations" to "subversion-primer" in revision 39217 and thus the corresponding name for the html-file changed too.
A commit references this bug:
Date: Tue Dec 15 18:37:27 UTC 2015
New revision: 47867
Fix the link to the subversion primer.
Submitted by: rakuco, Andreas Perstinger
Fixed, thanks to both of you.