Doh! The double #git-primer slipped in w/o my noticing it. Remove second one

documentation/content/en/books/developers-handbook/policies/chapter.adoc

@@ -77,7 +77,7 @@ Ultimately, however, it comes down to the people actually doing the work. If usi
 Because it makes it harder to import future versions minor, trivial and/or cosmetic changes are _strongly discouraged_ on files that are still tracking the vendor branch.
 ====
 
-For details on how do do a vendor import please see link:https://docs.freebsd.org/en/articles/committers-guide/#git-primer#git-primer[the committers guide]
+For details on how do do a vendor import please see link:https://docs.freebsd.org/en/articles/committers-guide/#git-primer[the committers guide]
 
 [[policies-encumbered]]
 == Encumbered Files