$ git clone -n https://src.fedoraproject.org/rpms/perl-Data-IEEE754.git /var/lib/mock/f40-build-2016401-46189/root/chroot_tmpdir/scmroot/perl-Data-IEEE754
Cloning into '/var/lib/mock/f40-build-2016401-46189/root/chroot_tmpdir/scmroot/perl-Data-IEEE754'...
$ git fetch origin 24c680fc636cdbb1daf22eabe3aac3c4ccb9d871:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Data-IEEE754
 * [new ref]         24c680fc636cdbb1daf22eabe3aac3c4ccb9d871 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 24c680f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild