$ git clone -n https://src.fedoraproject.org/rpms/rarpd.git /var/lib/mock/f40-build-2321052-58525/root/chroot_tmpdir/scmroot/rarpd
Cloning into '/var/lib/mock/f40-build-2321052-58525/root/chroot_tmpdir/scmroot/rarpd'...
$ git fetch origin 7ca4eb4a7efb21f0d5c255d42eb382a5dc146ba1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rarpd
 * [new ref]         7ca4eb4a7efb21f0d5c255d42eb382a5dc146ba1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7ca4eb4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild