$ git clone -n https://github.com/xcp-ng-rpms/ocaml-camlp4.git /var/lib/mock/v7.99-base-507-240/root/chroot_tmpdir/scmroot/ocaml-camlp4
Cloning into '/var/lib/mock/v7.99-base-507-240/root/chroot_tmpdir/scmroot/ocaml-camlp4'...
$ git reset --hard 8e736f700abcdee38a8f16f6d9406f03e0bf2656
Downloading SOURCES/camlp4-4.06+1.tar.gz (649 KB)
HEAD is now at 8e736f7 Import ocaml-camlp4-4.06.1-2.el7.centos.src.rpm