$ git clone -n https://src.fedoraproject.org/rpms/wayland-protocols.git /var/lib/mock/f40-build-2216662-52503/root/chroot_tmpdir/scmroot/wayland-protocols
Cloning into '/var/lib/mock/f40-build-2216662-52503/root/chroot_tmpdir/scmroot/wayland-protocols'...
$ git fetch origin cc70ef9958bf54bfdbd862caff8d9a1683b81c7c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wayland-protocols
 * [new ref]         cc70ef9958bf54bfdbd862caff8d9a1683b81c7c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc70ef9 migrated to SPDX license