$ git clone -n https://src.fedoraproject.org/rpms/rust-cfonts.git /var/lib/mock/f40-build-2373388-60408/root/chroot_tmpdir/scmroot/rust-cfonts
Cloning into '/var/lib/mock/f40-build-2373388-60408/root/chroot_tmpdir/scmroot/rust-cfonts'...
$ git fetch origin 1fcc2584d1d535307ca38f03b68065f68d65d794:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cfonts
 * [new ref]         1fcc2584d1d535307ca38f03b68065f68d65d794 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fcc258 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild