$ git clone -n https://src.fedoraproject.org/rpms/smokegen.git /var/lib/mock/f31-build-52763-27740/root/chroot_tmpdir/scmroot/smokegen
Cloning into '/var/lib/mock/f31-build-52763-27740/root/chroot_tmpdir/scmroot/smokegen'...
$ git reset --hard c36d2b00b45ec2b840732a634ba6e9bbf3de0670
HEAD is now at c36d2b0 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild