$ git clone -n https://src.fedoraproject.org/rpms/perl-Check-ISA.git /var/lib/mock/f39-build-1434339-31921/root/chroot_tmpdir/scmroot/perl-Check-ISA
Cloning into '/var/lib/mock/f39-build-1434339-31921/root/chroot_tmpdir/scmroot/perl-Check-ISA'...
$ git fetch origin cb2942e13fc5b8aef006905741778bfa89b5db74:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Check-ISA
 * [new ref]         cb2942e13fc5b8aef006905741778bfa89b5db74 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cb2942e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild