$ git clone -n https://src.fedoraproject.org/rpms/perl-DBI-Dumper.git /var/lib/mock/f29-build-5249-1257/root/thebuilddir/tmp/scmroot/perl-DBI-Dumper
Cloning into '/var/lib/mock/f29-build-5249-1257/root/thebuilddir/tmp/scmroot/perl-DBI-Dumper'...
$ git reset --hard 83efb7768846fa01cb2a5950b4fb815f5040bbf3
HEAD is now at 83efb77 Add build-require gcc