$ git clone -n https://src.fedoraproject.org/rpms/rubygem-rdiscount.git /var/lib/mock/f31-build-52836-27764/root/chroot_tmpdir/scmroot/rubygem-rdiscount
Cloning into '/var/lib/mock/f31-build-52836-27764/root/chroot_tmpdir/scmroot/rubygem-rdiscount'...
$ git reset --hard 90f39dda94d297f64efbc0f269ba56f34bd473c8
HEAD is now at 90f39dd - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild