$ git clone -n https://src.fedoraproject.org/rpms/wkhtmltopdf.git /var/lib/mock/f31-build-71048-30570/root/thebuilddir/tmp/scmroot/wkhtmltopdf
Cloning into '/var/lib/mock/f31-build-71048-30570/root/thebuilddir/tmp/scmroot/wkhtmltopdf'...
$ git reset --hard f2e86319f84bb2f93f783314a6e580d1c9e948c8
HEAD is now at f2e8631 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild