$ git clone -n https://src.fedoraproject.org/rpms/rust-cryptoki.git /var/lib/mock/f39-build-1646249-40386/root/chroot_tmpdir/scmroot/rust-cryptoki
Cloning into '/var/lib/mock/f39-build-1646249-40386/root/chroot_tmpdir/scmroot/rust-cryptoki'...
$ git fetch origin ba4cdc9afa46e0e5de06d45aa27cc7bf3441546f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cryptoki
 * [new ref]         ba4cdc9afa46e0e5de06d45aa27cc7bf3441546f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba4cdc9 Regenerate with rust2rpm v24