$ git clone -n https://src.fedoraproject.org/rpms/rust-winit.git /var/lib/mock/f38-build-side-42-init-devel-1392697-30946/root/chroot_tmpdir/scmroot/rust-winit
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1392697-30946/root/chroot_tmpdir/scmroot/rust-winit'...
$ git fetch origin f1d6cab3abd0cebe136dc29dedf245bf8569ac2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-winit
 * [new ref]         f1d6cab3abd0cebe136dc29dedf245bf8569ac2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f1d6cab Update to 0.28.6 (rhbz#2111281)