$ git clone -n https://src.fedoraproject.org/rpms/perl-Number-WithError.git /var/lib/mock/f40-build-2019791-46560/root/chroot_tmpdir/scmroot/perl-Number-WithError
Cloning into '/var/lib/mock/f40-build-2019791-46560/root/chroot_tmpdir/scmroot/perl-Number-WithError'...
$ git fetch origin 9836356871453ea3d86b21f2692c920912e0f84d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Number-WithError
 * [new ref]         9836356871453ea3d86b21f2692c920912e0f84d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9836356 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild