$ git clone -n https://src.fedoraproject.org/rpms/rubygem-glu.git /var/lib/mock/f31-build-52037-27597/root/chroot_tmpdir/scmroot/rubygem-glu
Cloning into '/var/lib/mock/f31-build-52037-27597/root/chroot_tmpdir/scmroot/rubygem-glu'...
$ git reset --hard f357f573d8ea6a697f63302807888fc36ade8c8f
HEAD is now at f357f57 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild