$ git clone -n https://src.fedoraproject.org/rpms/rust-num-rational0.3.git /var/lib/mock/f40-build-2682092-67963/root/chroot_tmpdir/scmroot/rust-num-rational0.3
Cloning into '/var/lib/mock/f40-build-2682092-67963/root/chroot_tmpdir/scmroot/rust-num-rational0.3'...
$ git fetch origin e995a118c2246d015696ef96c7bd1b7733de181a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-num-rational0.3
 * [new ref]         e995a118c2246d015696ef96c7bd1b7733de181a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e995a11 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild