$ git clone -n https://src.fedoraproject.org/rpms/python-jupyter-polymake.git /var/lib/mock/f39-build-1640933-40157/root/chroot_tmpdir/scmroot/python-jupyter-polymake
Cloning into '/var/lib/mock/f39-build-1640933-40157/root/chroot_tmpdir/scmroot/python-jupyter-polymake'...
$ git fetch origin 5b0a516b268685d533aabd14db72707f6025da83:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-jupyter-polymake
 * [new ref]         5b0a516b268685d533aabd14db72707f6025da83 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b0a516 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild