$ git clone -n https://src.fedoraproject.org/rpms/arprec.git /var/lib/mock/f40-build-2335012-59346/root/chroot_tmpdir/scmroot/arprec
Cloning into '/var/lib/mock/f40-build-2335012-59346/root/chroot_tmpdir/scmroot/arprec'...
$ git fetch origin dff0fda9531bc6522f513949bfdceddac89e03ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/arprec
 * [new ref]         dff0fda9531bc6522f513949bfdceddac89e03ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dff0fda Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild