Update cheatsheets

tldr/git-local-commits

@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # git local-commits
 
 > Show local commits that haven't been pushed to origin. Any additional arguments will be passed directly to `git log`.
-> Part of `git-extras.
+> Part of `git-extras`.
 > More information: <https://github.com/tj/git-extras/blob/master/Commands.md#git-local-commits>.
 
 - Show commits that haven't been pushed:

tldr/linux/mkinitfs

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# mkinitfs
+
+> Generate an initramfs on Alpine Linux.
+> More information: <https://manned.org/mkinitfs>.
+
+- Generate an initramfs with the features specified in `/etc/mkinitfs/mkinitfs.conf`:
+
+`mkinitfs`
+
+- Use a different configuration file:
+
+`mkinitfs -c {{path/to/config}}`
+
+- Compress the initramfs using the specified compression algorithm (default: gzip):
+
+`mkinitfs -c {{gzip|xz|zstd|lz4|none}}`
+
+- List files that will be included in the initramfs image:
+
+`mkinitfs -l`
+
+- List all available features:
+
+`mkinitfs -L`