$ git clone -n https://src.fedoraproject.org/rpms/rubygem-nokogiri.git /var/lib/mock/f31-build-93631-32424/root/chroot_tmpdir/scmroot/rubygem-nokogiri
Cloning into '/var/lib/mock/f31-build-93631-32424/root/chroot_tmpdir/scmroot/rubygem-nokogiri'...
$ git reset --hard d64907006f2138b214bb7c6e81c2b73b97dfd432
HEAD is now at d649070 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild