Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: etcd 0 -> 1
attrpath: etcd
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] skipping because derivation has updateScript
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/n35mwi2m4064mb0vbvl7vkngynsm990g-packages.json.drv
building '/nix/store/n35mwi2m4064mb0vbvl7vkngynsm990g-packages.json.drv'...

Going to be running update for following packages:
 - etcd-3.6.10

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - etcd-3.6.10: UPDATING ...
 - etcd-3.6.10: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/et/etcd_3_6/package.nix b/pkgs/by-name/et/etcd_3_6/package.nix
index 9b593ac11364..9250eeb7926f 100644
--- a/pkgs/by-name/et/etcd_3_6/package.nix
+++ b/pkgs/by-name/et/etcd_3_6/package.nix
@@ -11,11 +11,11 @@
 }:
 
 let
-  version = "3.6.10";
-  etcdSrcHash = "sha256-BGPOSML9Jd8D3eeksTykjM+lNvUxWw20jnXtxqg72Hc=";
-  etcdCtlVendorHash = "sha256-uluiQqq6X7xswG5qh9odd8ylsVexTrwmKR3id8GEHj0=";
-  etcdUtlVendorHash = "sha256-GVih32FEUV7FiDe/5+V5cDUhUM3D9kSA+5jpHu1fwFs=";
-  etcdServerVendorHash = "sha256-silFeLWbqqSJ8WMmlE4dDH98cCFUKLQDvs8Vhx5LnDY=";
+  version = "3.6.11";
+  etcdSrcHash = "sha256-xn6PJin0xZXR/xoWhCxdEq7uVXSBqv+BapwbP1Pdv84=";
+  etcdCtlVendorHash = "sha256-+W8spn3T1vej4QD52ZxGXqTplwQBVG6Nuxf2P/u7nkQ=";
+  etcdUtlVendorHash = "sha256-s9/QFtbtRx7Jgd/S9pRx8/JMQWmi92Jz/H8YcRS9huk=";
+  etcdServerVendorHash = "sha256-nUangVgI4/62O7jhq2vNqrcJB/PtpZp+40X1W91+HOY=";
 
   src = applyPatches {
     src = fetchFromGitHub {

No auto update branch exists
There might already be an open PR for this update:
- etcd_{3,4,5}: update, cleanup
  URL "https://api.github.com/repos/NixOS/nixpkgs/issues/516214"