$ git clone -n https://src.fedoraproject.org/rpms/rust-toml0.5.git /var/lib/mock/f40-build-2644073-66496/root/chroot_tmpdir/scmroot/rust-toml0.5
Cloning into '/var/lib/mock/f40-build-2644073-66496/root/chroot_tmpdir/scmroot/rust-toml0.5'...
$ git fetch origin bf2a4c1259190de138a7cfaaa7701e087536c6f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-toml0.5
 * [new ref]         bf2a4c1259190de138a7cfaaa7701e087536c6f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf2a4c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild