$ git clone -n https://src.fedoraproject.org/rpms/perl-Data-Dumper.git /var/lib/mock/f31-build-45090-26254/root/thebuilddir/tmp/scmroot/perl-Data-Dumper
Cloning into '/var/lib/mock/f31-build-45090-26254/root/thebuilddir/tmp/scmroot/perl-Data-Dumper'...
$ git reset --hard 7d9e9a0068311ad92fa826e4b1995eac57fa1fe1
HEAD is now at 7d9e9a0 Perl 5.30 re-rebuild of bootstrapped packages