$ git clone -n https://src.fedoraproject.org/rpms/perl-Set-Object.git /var/lib/mock/f40-build-733295-105117/root/chroot_tmpdir/scmroot/perl-Set-Object
Cloning into '/var/lib/mock/f40-build-733295-105117/root/chroot_tmpdir/scmroot/perl-Set-Object'...
$ git fetch origin ac69615ed9826691a10b8a161b2b947b9002c4cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Set-Object
 * [new ref]         ac69615ed9826691a10b8a161b2b947b9002c4cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac69615 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild