After running modules2tuple with suitable github api key, running `make makesum` fails
to fetch https://github.com/go4/* resources.
```
$ make makesum
===> License APACHE20 BSD2CLAUSE BSD3CLAUSE LGPL3 MIT accepted by the user
===> License APACHE20 BSD2CLAUSE BSD3CLAUSE LGPL3 MIT accepted by the user
===> buildkite-agent-3.40.0 depends on file: /usr/local/sbin/pkg - found
=> go4org-go4-6925f38cc365_GH0.tar.gz doesn't seem to exist in /var/cache/distfiles/.
=> Attempting to fetch https://codeload.github.com/go4org/go4/tar.gz/6925f38cc365?dummy=/go4org-go4-6925f38cc365_GH0.tar.gz
fetch: https://codeload.github.com/go4org/go4/tar.gz/6925f38cc365?dummy=/go4org-go4-6925f38cc365_GH0.tar.gz: Not Found
=> Attempting to fetch http://distcache.FreeBSD.org/ports-distfiles/go4org-go4-6925f38cc365_GH0.tar.gz
fetch: http://distcache.FreeBSD.org/ports-distfiles/go4org-go4-6925f38cc365_GH0.tar.gz: Not Found
=> Couldn't fetch it - please try to retrieve this
=> port manually into /var/cache/distfiles/ and try again.
*** Error code 1
```
removing the following 2 lines succeeds in fetching all other resources:
```
go4org:go4:6925f38cc365:go4org_go4/vendor/go4.org/intern \
go4org:go4:928513b29760:go4org_go4_1/vendor/go4.org/unsafe/assume-no-moving-gc \
```