$ git clone -n https://src.fedoraproject.org/rpms/neovim.git /var/lib/mock/f38-build-side-42-init-devel-1146280-30458/root/chroot_tmpdir/scmroot/neovim
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1146280-30458/root/chroot_tmpdir/scmroot/neovim'...
$ git fetch origin df88ec9623ab863a3a76429eeb9d630af8c4b6ac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/neovim
 * [new ref]         df88ec9623ab863a3a76429eeb9d630af8c4b6ac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df88ec9 Build with new libluv-devel