$ git clone -n https://src.fedoraproject.org/rpms/rubygem-narray.git /var/lib/mock/f31-build-52527-27681/root/chroot_tmpdir/scmroot/rubygem-narray
Cloning into '/var/lib/mock/f31-build-52527-27681/root/chroot_tmpdir/scmroot/rubygem-narray'...
$ git reset --hard fb5f386c8227c962ff7004b5468a8a16df127e87
HEAD is now at fb5f386 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild