$ git clone -n https://src.fedoraproject.org/rpms/polymake.git /var/lib/mock/f33-build-435786-63180/root/chroot_tmpdir/scmroot/polymake
Cloning into '/var/lib/mock/f33-build-435786-63180/root/chroot_tmpdir/scmroot/polymake'...
$ git reset --hard dd408e513c6b6fd1a1ab7395757bfde68bc15c17
HEAD is now at dd408e5 Version 4.3.