$ git clone -n https://src.fedoraproject.org/rpms/python-pikepdf.git /var/lib/mock/f40-build-1966367-25208/root/chroot_tmpdir/scmroot/python-pikepdf
Cloning into '/var/lib/mock/f40-build-1966367-25208/root/chroot_tmpdir/scmroot/python-pikepdf'...
$ git fetch origin 7bc4dda40a889350a34a2ed500ab680b8192c0b8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pikepdf
 * [new ref]         7bc4dda40a889350a34a2ed500ab680b8192c0b8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7bc4dda Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild