$ git clone -n https://src.fedoraproject.org/rpms/tuxmath.git /var/lib/mock/f31-build-70543-30504/root/chroot_tmpdir/scmroot/tuxmath
Cloning into '/var/lib/mock/f31-build-70543-30504/root/chroot_tmpdir/scmroot/tuxmath'...
$ git reset --hard f5fe3fd9543bbbcc555b0bb7a7df13d9feda9b6e
HEAD is now at f5fe3fd - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild