$ git clone -n https://src.fedoraproject.org/rpms/rust-crates-io.git /var/lib/mock/f37-build-side-31-rust-devel-105877-5623/root/chroot_tmpdir/scmroot/rust-crates-io
Cloning into '/var/lib/mock/f37-build-side-31-rust-devel-105877-5623/root/chroot_tmpdir/scmroot/rust-crates-io'...
$ git reset --hard fb3ff3da67cd4dc25b22e8d1163859f5f37193f3
HEAD is now at fb3ff3d Update to version 0.34.0; Fixes RHBZ#2073079