$ git clone -n https://src.fedoraproject.org/rpms/zig.git /var/lib/mock/f43-build-side-110462-59014560-6570231/root/chroot_tmpdir/scmroot/zig
Cloning into '/var/lib/mock/f43-build-side-110462-59014560-6570231/root/chroot_tmpdir/scmroot/zig'...
$ git fetch origin 9dbb6c1d28c7f56587b59e3676baf8e201f540ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zig
 * [new ref]         9dbb6c1d28c7f56587b59e3676baf8e201f540ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9dbb6c1 disable docs docs fail to generate because the build runner is unable to find the zig lib directory, despite it being present. it will be skipped for the initial build and included again once its figured out