Man pages matching name mkfs.ext2 in section 8:

mkfs.ext2.8.en	debian 10 / e2fsprogs
mkfs.ext2.8.pl	debian 10 / manpages-pl
mkfs.ext2.8.en	debian 11 / e2fsprogs
mkfs.ext2.8.fr	debian 11 / manpages-fr
mkfs.ext2.8.pl	debian 11 / manpages-pl
mkfs.ext2.8.en	debian 12 / e2fsprogs
mkfs.ext2.8.pl	debian 12 / manpages-pl
mkfs.ext2.8.tr	debian 12 / manpages-tr