$ git clone -n http://fedora.riscv.rocks:3000/rpms/zig.git /var/lib/mock/f41-build-855757-167369/root/chroot_tmpdir/scmroot/zig
Cloning into '/var/lib/mock/f41-build-855757-167369/root/chroot_tmpdir/scmroot/zig'...
$ git fetch origin c38b0fe304cf7f3a1e57b9f5b37caea2c074233e:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/zig
 * [new ref]         c38b0fe304cf7f3a1e57b9f5b37caea2c074233e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c38b0fe Add missing patch