$ git clone -n https://src.fedoraproject.org/rpms/perl-Sereal-Decoder.git /var/lib/mock/f31-build-45104-26256/root/thebuilddir/tmp/scmroot/perl-Sereal-Decoder
Cloning into '/var/lib/mock/f31-build-45104-26256/root/thebuilddir/tmp/scmroot/perl-Sereal-Decoder'...
$ git reset --hard c8a6b129f9df786c6744b53f793d92ae631cd138
HEAD is now at c8a6b12 Perl 5.30 re-rebuild of bootstrapped packages