docker build is broken

Needs to be addressed before the 2.8 release.

```
01:57:38 <@slingamn> make: /bin/sh: Operation not permitted
01:57:38 <@slingamn> make: /bin/sh: Operation not permitted
01:57:38 <@slingamn> make: *** [Makefile:10: install] Error 127
01:57:40 <@slingamn> what?
01:59:48 <@slingamn> this may be https://wiki.alpinelinux.org/wiki/Release_Notes_for_Alpine_3.14.0#faccessat2
```