$ git clone -n https://src.fedoraproject.org/rpms/rust-xxhash-rust.git /var/lib/mock/f37-build-side-32-misc-devel-161996-10810/root/chroot_tmpdir/scmroot/rust-xxhash-rust
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-161996-10810/root/chroot_tmpdir/scmroot/rust-xxhash-rust'...
$ git reset --hard bb5e37c333213477b975eee07078b1cdfa7e6f40
HEAD is now at bb5e37c Update to version 0.8.6; Fixes RHBZ#2130056