$ git clone -n https://src.fedoraproject.org/rpms/rust-random-fast-rng.git /var/lib/mock/f40-build-2653613-66902/root/chroot_tmpdir/scmroot/rust-random-fast-rng
Cloning into '/var/lib/mock/f40-build-2653613-66902/root/chroot_tmpdir/scmroot/rust-random-fast-rng'...
$ git fetch origin e046f1200faea878370be369f0363d02873956de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-random-fast-rng
 * [new ref]         e046f1200faea878370be369f0363d02873956de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e046f12 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild