* etc/system-tests.scm (system-test-manifest): In 'local-file' call, use
a name that is a function of COMMIT to match what Cuirass does.
;; Intern SOURCE so that 'build-from-source' in (guix channels) sees
;; "fresh" file names and thus doesn't find itself loading .go files
;; from ~/.cache/guile when it loads 'build-aux/build-self.scm'.
- (let* ((source (local-file source "guix-source"
+ (let* ((source (local-file source
+ (if commit
+ (string-append "guix-"
+ (string-take commit 7))
+ "guix-source")
#:recursive? #t
#:select?
(or (git-predicate source)