kreyren@leonid~$ cat ~/Repositories/RiXotStudio/25-env/freecad/manifest.scm
#!/usr/bin/env -S guix shell -m
!#

;;; Recipe to provide GNU Emacs through Guix

(use-modules
     (guix channels))

;; DNR-CI(Krey): Needs handling to keep the hash up-to-date
(list (channel
        (name 'guix)
         (url "https://git.savannah.gnu.org/git/guix.git")
         (commit
           "f1bfd9f1948a5ff336d737c0614b9a30c2bb3097")
         (introduction
           (make-channel-introduction
             "9edb3f66fd807b096b48283debdcddccfea34bad"
             (openpgp-fingerprint
               "BBB0 2DDF 2CEA F6A8 0D1D  E643 A2A0 6DF2 A33A 54FA")))))

(specifications->manifest
     (list
       "freecad"
       ;; DEP(Krey): Used for working with openscad designs
       "openscad"))


I need FreeCAD 07c51f1b2ce62b1c770ffde8a7c40899a8abf846 -> How can i get 
it through manifest.scm without using guix install freecad 
--with-commit=freecad=07c51f1b2ce62b1c770ffde8a7c40899a8abf846 ?

-- 
-- Jacob Hrbek