tlmgr-restore
Restore package backups created with `tlmgr backup`.
TLDR
List all available backup revisions for all packages
$ tlmgr restore
List all available backup revisions for a specific package
$ tlmgr restore [package]
Restore a specific revision of a specific package
$ tlmgr restore [package] [revision]
Restore the latest revision of all backed-up packages
$ tlmgr restore --all
Restore a package from a custom backup directory
$ tlmgr restore [package] [revision] --backupdir [path/to/backup_directory]
Perform a dry-run and print all taken actions without making them
$ tlmgr restore --dry-run [package] [revision]