$ git clone -n https://src.fedoraproject.org/rpms/ocaml-astring.git /var/lib/mock/f33-build-197560-47626/root/chroot_tmpdir/scmroot/ocaml-astring
Cloning into '/var/lib/mock/f33-build-197560-47626/root/chroot_tmpdir/scmroot/ocaml-astring'...
$ git reset --hard bb18c6a175a12b2cac766b32832d497db7647b64
HEAD is now at bb18c6a OCaml 4.11.0+dev2-2020-04-22 rebuild