Rollup merge of #35085 - dns2utf8:git_clone_depth, r=alexcrichton
Rollup merge of #35085 - dns2utf8:git_clone_depth, r=alexcrichton

Reduce git clone --depth from 50 (default) to 1

This should speedup the builds a little.

aidancully/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,graydon/rust,graydon/rust,graydon/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,aidancully/rust,graydon/rust,GBGamer/rust,GBGamer/rust,graydon/rust,graydon/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,aidancully/rust