diff --git a/src/cmd_args.rs b/src/cmd_args.rs
index d1bbaaf..80c031d 100644
--- a/src/cmd_args.rs
+++ b/src/cmd_args.rs
@@ -45,7 +45,10 @@ pub(crate) enum Commands {
     Path {},
 
     /// Sync with git repo.
-    Sync {},
+    Sync {
+        /// Remote name to sync.
+        remote_name: Option<String>,
+    },
 
     /// Check config files.
     Check {},
diff --git a/src/cmd_sync.rs b/src/cmd_sync.rs
new file mode 100644
index 0000000..eb477ca
--- /dev/null
+++ b/src/cmd_sync.rs
@@ -0,0 +1,22 @@
+use std::path::PathBuf;
+
+use anyhow::{anyhow, Result};
+use git2::Repository;
+
+pub(crate) fn cmd_sync(config_dir: &PathBuf, remote_name: Option<String>) -> Result<()> {
+    warn!("Experimental");
+    let repo = Repository::open(config_dir)?;
+    let remote_name = match remote_name {
+        Some(remote_name) => remote_name,
+        None => {
+            let remotes = repo.remotes()?;
+            if remotes.len() != 1 {
+                return Err(anyhow!("Please specify remote name"));
+            }
+            remotes.get(0).unwrap().to_string()
+        }
+    };
+    let mut remote = repo.find_remote(&remote_name)?;
+    remote.push(&[] as &[&str], None)?;
+    Ok(())
+}
diff --git a/src/main.rs b/src/main.rs
index 303f66d..7309716 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -33,6 +33,7 @@ use devices::{Device, DEVICESFILE, *};
 mod cmd_args;
 mod cmd_init;
 mod cmd_storage;
+mod cmd_sync;
 mod devices;
 mod inquire_filepath_completer;
 mod storages;
@@ -91,9 +92,7 @@ fn main() -> Result<()> {
         Commands::Path {} => {
             println!("{}", &config_dir.display());
         }
-        Commands::Sync {} => {
-            unimplemented!("Sync is not implemented")
-        }
+        Commands::Sync { remote_name } => cmd_sync::cmd_sync(&config_dir, remote_name)?,
         Commands::Check {} => {
             println!("Config dir: {}", &config_dir.display());
             let _storages = Storages::read(&config_dir)?;