$ git clone -n https://src.fedoraproject.org/rpms/polymake.git /var/lib/mock/f40-build-770825-125897/root/chroot_tmpdir/scmroot/polymake
Cloning into '/var/lib/mock/f40-build-770825-125897/root/chroot_tmpdir/scmroot/polymake'...
$ git reset --hard 66b09aa375bd6ce0fcc76c0f6ee67feae93e5f21
HEAD is now at 66b09aa Rebuild for Perl 5.38.2