$ git clone -n https://src.fedoraproject.org/rpms/perl-PadWalker.git /var/lib/mock/f31-build-45136-26280/root/thebuilddir/tmp/scmroot/perl-PadWalker
Cloning into '/var/lib/mock/f31-build-45136-26280/root/thebuilddir/tmp/scmroot/perl-PadWalker'...
$ git reset --hard d90791da513aae4c2004141735963cc961a2f521
HEAD is now at d90791d Perl 5.30 rebuild