$ git clone -n https://src.fedoraproject.org/rpms/rust-crypto-bigint0.2.git /var/lib/mock/f40-build-2640507-66403/root/chroot_tmpdir/scmroot/rust-crypto-bigint0.2
Cloning into '/var/lib/mock/f40-build-2640507-66403/root/chroot_tmpdir/scmroot/rust-crypto-bigint0.2'...
$ git fetch origin cd5f2cd744c14ad7340e43e61d683ce65277430e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-crypto-bigint0.2
 * [new ref]         cd5f2cd744c14ad7340e43e61d683ce65277430e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd5f2cd Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild