$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-tempfile.git /var/lib/mock/f40-build-1505333-23885/root/chroot_tmpdir/scmroot/rust-gix-tempfile
Cloning into '/var/lib/mock/f40-build-1505333-23885/root/chroot_tmpdir/scmroot/rust-gix-tempfile'...
$ git fetch origin bdb59eb45ab0fc226e622e8948b127fe9d6452a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-tempfile
 * [new ref]         bdb59eb45ab0fc226e622e8948b127fe9d6452a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bdb59eb Update to version 14.0.0 (rhbz#2282461)