$ git clone -n https://src.fedoraproject.org/rpms/python-jupyter-polymake.git /var/lib/mock/f41-build-705315-12995/root/chroot_tmpdir/scmroot/python-jupyter-polymake
Cloning into '/var/lib/mock/f41-build-705315-12995/root/chroot_tmpdir/scmroot/python-jupyter-polymake'...
$ git fetch origin 16382440ff305310bf9b005218353a91e11563de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-jupyter-polymake
 * [new ref]         16382440ff305310bf9b005218353a91e11563de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1638244 Add riscv64 support.