$ git clone -n https://src.fedoraproject.org/rpms/rust-varlink_generator.git /var/lib/mock/f31-build-76702-31442/root/chroot_tmpdir/scmroot/rust-varlink_generator
Cloning into '/var/lib/mock/f31-build-76702-31442/root/chroot_tmpdir/scmroot/rust-varlink_generator'...
$ git reset --hard bfe442cd42181a0c3c6e7b044a9e877903101839
HEAD is now at bfe442c - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild