$ git clone -n http://fedora.riscv.rocks:3000/rpms/root.git /var/lib/mock/f42-build-864613-172491/root/chroot_tmpdir/scmroot/root
Cloning into '/var/lib/mock/f42-build-864613-172491/root/chroot_tmpdir/scmroot/root'...
$ git fetch origin 9fe53b9d112b3001874e582f92c015adc7f28cf8:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/root
 * [new ref]         9fe53b9d112b3001874e582f92c015adc7f28cf8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9fe53b9 Skip failing tests on riscv64