$ git clone -n https://src.fedoraproject.org/rpms/golang-modernc-golex.git /var/lib/mock/f31-build-75709-31345/root/thebuilddir/tmp/scmroot/golang-modernc-golex
Cloning into '/var/lib/mock/f31-build-75709-31345/root/thebuilddir/tmp/scmroot/golang-modernc-golex'...
$ git reset --hard b0336df46bbbfbccc68ce013724a4f48e52e2a9a
HEAD is now at b0336df - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild