yum install davfs2
mkdir /mnt/yandex
mount -t davfs https://webdav.yandex.ru /mnt/yandex

/etc/davfs2/secrets

    https://webdav.yandex.ru username@yandex.ru MyPassWords

/etc/fstab

    https://webdav.yandex.ru   /mnt/yandex   davfs   rw,users,noauto   0 0