$ git clone -n https://src.fedoraproject.org/rpms/gnome-calculator.git /var/lib/mock/f31-build-64618-29588/root/chroot_tmpdir/scmroot/gnome-calculator
Cloning into '/var/lib/mock/f31-build-64618-29588/root/chroot_tmpdir/scmroot/gnome-calculator'...
$ git reset --hard 612e1033e003524db752be743448f86379302243
HEAD is now at 612e103 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild