$ git clone -n https://src.fedoraproject.org/rpms/jfreechart.git /var/lib/mock/f41-build-1706034-24578/root/chroot_tmpdir/scmroot/jfreechart
Cloning into '/var/lib/mock/f41-build-1706034-24578/root/chroot_tmpdir/scmroot/jfreechart'...
$ git fetch origin bc6f437121c6d6ae9b7a6debddeba3fe6ecd7c6c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jfreechart
 * [new ref]         bc6f437121c6d6ae9b7a6debddeba3fe6ecd7c6c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc6f437 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild