Merge pull request #10710 from fricklerhandwerk/nix-store-import-example

add example to `nix-store --import`

doc/manual/src/command-ref/nix-store/import.md

@@ -23,3 +23,21 @@ If a path [refers](@docroot@/glossary.md#gloss-reference) to another path that d
 {{#include ../opt-common.md}}
 
 {{#include ../env-common.md}}
+
+# Examples
+
+> **Example**
+>
+> Given a closure of GNU Hello as a file:
+>
+> ```shell-session
+> $ storePath="$(nix-build '<nixpkgs>' -I nixpkgs=channel:nixpkgs-unstable -A hello --no-out-link)"
+> $ nix-store --export $(nix-store --query --requisites $storePath) > hello.closure
+> ```
+>
+> Import the closure into a [remote SSH store](@docroot@/store/types/ssh-store.md) using the [`--store`](@docroot@/command-ref/conf-file.md#conf-store) option:
+>
+> ```console
+> $ nix-store --import --store ssh://alice@itchy.example.org < hello.closure
+> ```
+