$ git clone -n https://src.fedoraproject.org/rpms/rubygem-idn.git /var/lib/mock/f31-build-52169-27625/root/chroot_tmpdir/scmroot/rubygem-idn
Cloning into '/var/lib/mock/f31-build-52169-27625/root/chroot_tmpdir/scmroot/rubygem-idn'...
$ git reset --hard 08a093d7b6837f657c9331efcc69285644591be9
HEAD is now at 08a093d - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild