DarwinAwardWinner/el-get — comment on commit 7536d36407b45198d17e61d4d3d3cabdb729a2a9
File: el-get-custom.el line 315
By tkf:

For hg people, it's "hg update". Well, you have "hg checkout" as an alias of "hg update", but it's better to use the original name I guess.