$ git clone -n https://src.fedoraproject.org/rpms/python-octave-kernel.git /var/lib/mock/f40-build-2512045-61713/root/chroot_tmpdir/scmroot/python-octave-kernel
Cloning into '/var/lib/mock/f40-build-2512045-61713/root/chroot_tmpdir/scmroot/python-octave-kernel'...
$ git fetch origin 90e276500a7cc5a4775d29933a09412eb774963a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-octave-kernel
 * [new ref]         90e276500a7cc5a4775d29933a09412eb774963a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90e2765 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild