$ git clone -n https://src.fedoraproject.org/rpms/perl-JSON-XS.git /var/lib/mock/f31-build-44503-26231/root/thebuilddir/tmp/scmroot/perl-JSON-XS
Cloning into '/var/lib/mock/f31-build-44503-26231/root/thebuilddir/tmp/scmroot/perl-JSON-XS'...
$ git reset --hard 533b4aaf7845c1fea9dfd836341a5cb93356614d
HEAD is now at 533b4aa Perl 5.30 rebuild