Cloud: alpine 3.14 does not work

https://cloud.drone.io/voltagex/drone-alpine-bug/4/1/2
A makefile spawning ‘sh’ will result in Operation not permitted

This succeeds on alpine 3.13 but fails on alpine 3.14

make
sh -c 'echo Hello world'
make: sh: Operation not permitted
make: *** [Makefile:2: example] Error 127

Seems to be this bug Release Notes for Alpine 3.14.0 - Alpine Linux / make: /bin/sh: Operation not permitted (#12396) · Issues · alpine / aports