$ git clone -n https://src.fedoraproject.org/rpms/jthread.git /var/lib/mock/f29-build-2782-792/root/thebuilddir/tmp/scmroot/jthread
Cloning into '/var/lib/mock/f29-build-2782-792/root/thebuilddir/tmp/scmroot/jthread'...
$ git reset --hard fa8bfb6aa15369e8331167eb8ce30d7373a1567f
HEAD is now at fa8bfb6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild