$ git clone -n https://src.fedoraproject.org/rpms/ocaml-gsl.git /var/lib/mock/f31-build-64299-29541/root/chroot_tmpdir/scmroot/ocaml-gsl
Cloning into '/var/lib/mock/f31-build-64299-29541/root/chroot_tmpdir/scmroot/ocaml-gsl'...
$ git reset --hard 2fe4e2f628461b1dec023e9920f9fc45d1377e5e
HEAD is now at 2fe4e2f Remove camlp4 dependency.