$ git clone -n https://src.fedoraproject.org/rpms/rust-winit.git /var/lib/mock/f40-build-2571111-62241/root/chroot_tmpdir/scmroot/rust-winit
Cloning into '/var/lib/mock/f40-build-2571111-62241/root/chroot_tmpdir/scmroot/rust-winit'...
$ git fetch origin 50f8986fa096e9407445d9535163651f0e586dc9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-winit
 * [new ref]         50f8986fa096e9407445d9535163651f0e586dc9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 50f8986 Update to version 0.29.13; Fixes RHBZ#2266028