$ git clone -n https://src.fedoraproject.org/rpms/python-jupyterlab-server.git /var/lib/mock/f40-build-2491493-61662/root/chroot_tmpdir/scmroot/python-jupyterlab-server
Cloning into '/var/lib/mock/f40-build-2491493-61662/root/chroot_tmpdir/scmroot/python-jupyterlab-server'...
$ git fetch origin e12cff8e941e51337bb35233da5d5de4134582d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-jupyterlab-server
 * [new ref]         e12cff8e941e51337bb35233da5d5de4134582d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e12cff8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild