$ git clone -n https://src.fedoraproject.org/rpms/ruby.git /var/lib/mock/f31-build-87307-31868/root/chroot_tmpdir/scmroot/ruby
Cloning into '/var/lib/mock/f31-build-87307-31868/root/chroot_tmpdir/scmroot/ruby'...
$ git reset --hard 423327ef48f95b92095dad9c4a9f695bbb03d1b4
HEAD is now at 423327e - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild