$ git clone -n https://gitee.com/renbo02/rust-toolset.git /var/lib/mock/dist-an8.9-build-346919-70165/root/chroot_tmpdir/scmroot/rust-toolset
Cloning into '/var/lib/mock/dist-an8.9-build-346919-70165/root/chroot_tmpdir/scmroot/rust-toolset'...
$ git fetch origin e0e1e21e3f98d9f4874498e3eea5b9b6e5885f34:KOJI_FETCH_HEAD
From https://gitee.com/renbo02/rust-toolset
 * [new ref]         e0e1e21e3f98d9f4874498e3eea5b9b6e5885f34 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e0e1e21 remove rust-toolset