$ git clone -n https://src.fedoraproject.org/rpms/polymake.git /var/lib/mock/f37-build-side-32-misc-devel-401172-16051/root/chroot_tmpdir/scmroot/polymake
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-401172-16051/root/chroot_tmpdir/scmroot/polymake'...
$ git reset --hard 12df02594e1b722cf71be0488603fc692112a2d7
HEAD is now at 12df025 Version 4.8.