$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Distribution.git /var/lib/mock/f39-build-1439560-32266/root/chroot_tmpdir/scmroot/perl-Test-Distribution
Cloning into '/var/lib/mock/f39-build-1439560-32266/root/chroot_tmpdir/scmroot/perl-Test-Distribution'...
$ git fetch origin 659f7e592150d3856a54bf6cc2f2279019686d77:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Distribution
 * [new ref]         659f7e592150d3856a54bf6cc2f2279019686d77 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 659f7e5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild