Correctly pin latest channel to nixpkgs unstable

flake.lock

@@ -140,11 +140,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1627438622,
-        "narHash": "sha256-O+e35MsI/E07CleYSHfWUhaSYcl7Rg/kf0O+hUi7vto=",
+        "lastModified": 1627484795,
+        "narHash": "sha256-ZnErne4CWPxN3G6jwEzSeTD++iIXdRa9+5ZTp2IuOQ0=",
         "owner": "divnix",
         "repo": "digga",
-        "rev": "0778eeeb665d4f922d7befe56be220c342406337",
+        "rev": "b52bb1001950eae6aca993232c1a88d0638b1dcf",
         "type": "github"
       },
       "original": {
@@ -244,14 +244,16 @@
     },
     "latest": {
       "locked": {
-        "lastModified": 1626527571,
-        "narHash": "sha256-+X2GhKfkuLUYs8wVQPUKZULX3OvaNn2KwrvhoxQk9SA=",
-        "path": "/nix/store/a7qndnxr415j8s2172g13xhs1ryn5rcs-source",
-        "rev": "0a96dbc8b6bd4874ef0f55ce30ec7bdf1cb09452",
-        "type": "path"
+        "lastModified": 1627391865,
+        "narHash": "sha256-tPoWBO9Nzu3wuX37WcnctzL6LoDCErJLnfLGqqmXCm4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "8ecc61c91a596df7d3293603a9c2384190c1b89a",
+        "type": "github"
       },
       "original": {
         "id": "nixpkgs",
+        "ref": "nixos-unstable",
         "type": "indirect"
       }
     },
@@ -319,11 +321,11 @@
     },
     "nixos": {
       "locked": {
-        "lastModified": 1627460592,
-        "narHash": "sha256-jdJqJi9DSPiGOY9xlZSi0ufDJpS6ezvDdx8AQq5VuyI=",
+        "lastModified": 1627552538,
+        "narHash": "sha256-FkIzCCSu9UuAhfdp6aSDPrZeaVQz1f5K51XRZLuvUp0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "382039c05a16827a7f0731183e862366b66b422f",
+        "rev": "f90d817036015164f606b0dd9a9fbbcdd90c9b38",
         "type": "github"
       },
       "original": {
@@ -418,11 +420,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1627459777,
-        "narHash": "sha256-WHEAMMGG4hCJHLsk1k6BeHXOdI+HtG8wxLghVDp7h9Y=",
+        "lastModified": 1627523399,
+        "narHash": "sha256-j9CgnUQpWcb8OB4LRzPW8BdxvmoROJptgptDlPA8Heo=",
         "owner": "berberman",
         "repo": "nvfetcher",
-        "rev": "f8c69f30993d69996236d4f1720794684aa5838c",
+        "rev": "fb8f2cc770ad3dd3e29d7ba3004692d4d53fba9b",
         "type": "github"
       },
       "original": {

flake.nix

@@ -8,7 +8,7 @@
   inputs =
     {
       nixos.url = "nixpkgs/release-21.05";
-      latest.url = "nixpkgs";
+      latest.url = "nixpkgs/nixos-unstable";
 
       digga.url = "github:divnix/digga";
       digga.inputs.nixpkgs.follows = "nixos";