$ git clone -n https://src.fedoraproject.org/rpms/rust-rav1e.git /var/lib/mock/f37-build-652762-72765/root/chroot_tmpdir/scmroot/rust-rav1e
Cloning into '/var/lib/mock/f37-build-652762-72765/root/chroot_tmpdir/scmroot/rust-rav1e'...
$ git reset --hard 72cd36f806d55436ceb6dccdbce0d4736d127e8e
HEAD is now at 72cd36f Remove unused dependencies; split off source-only Rust devel package