$ git clone -n https://src.fedoraproject.org/rpms/samplv1.git /var/lib/mock/f29-build-4068-999/root/thebuilddir/tmp/scmroot/samplv1
Cloning into '/var/lib/mock/f29-build-4068-999/root/thebuilddir/tmp/scmroot/samplv1'...
$ git reset --hard 26035fd0bda0b64dfeb56767a0df932f501aa69f
HEAD is now at 26035fd - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild