guild members data not refreshing on .fetch()

async function fetchMember(memberID) {
  const guild = await client.guilds.fetch(guildID);
  const guildFetched = await guild.fetch();
  const member = await guildFetched.members.fetch(memberID);
  return member;
}

async function fetchMember(memberID) {
  const guild = await client.guilds.fetch(guildID);
  const guildFetched = await guild.fetch();
  const member = await guildFetched.members.fetch(memberID);
  return member;
}