gnu: sbcl-trivial-features: Update to 20200403.

* gnu/packages/lisp-xyz.scm (sbcl-trivial-features): Update to 20200403.

gnu/packages/lisp-xyz.scm

@@ -1157,25 +1157,27 @@ utilities that make it even easier to manipulate text in Common Lisp.  It has
   (sbcl-package->ecl-package sbcl-cl-strings))
 
 (define-public sbcl-trivial-features
-  (package
-    (name "sbcl-trivial-features")
-    (version "0.8")
-    (source
-     (origin
-       (method git-fetch)
-       (uri (git-reference
-             (url "https://github.com/trivial-features/trivial-features.git")
-             (commit (string-append "v" version))))
-       (file-name (git-file-name "trivial-features" version))
-       (sha256
-        (base32 "0ccv7dqyrk55xga78i5vzlic7mdwp28in3g1a8fqhlk6626scsq9"))))
-    (build-system asdf-build-system/sbcl)
-    (arguments '(#:tests? #f))
-    (home-page "https://cliki.net/trivial-features")
-    (synopsis "Ensures consistency of @code{*FEATURES*} in Common Lisp")
-    (description "Trivial-features ensures that @code{*FEATURES*} is
+  ;; No release since 2014.
+  (let ((commit "870d03de0ed44067963350936856e17ee725153e"))
+    (package
+      (name "sbcl-trivial-features")
+      (version (git-version "0.8" "1" commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/trivial-features/trivial-features.git")
+               (commit commit)))
+         (file-name (git-file-name "trivial-features" version))
+         (sha256
+          (base32 "14pcahr8r2j3idhyy216zyw8jnj1dnrx0qbkkbdqkvwzign1ah4j"))))
+      (build-system asdf-build-system/sbcl)
+      (arguments '(#:tests? #f))
+      (home-page "https://cliki.net/trivial-features")
+      (synopsis "Ensures consistency of @code{*FEATURES*} in Common Lisp")
+      (description "Trivial-features ensures that @code{*FEATURES*} is
 consistent across multiple Common Lisp implementations.")
-    (license license:expat)))
+      (license license:expat))))
 
 (define-public cl-trivial-features
   (sbcl-package->cl-source-package sbcl-trivial-features))