$ git clone -n https://src.fedoraproject.org/rpms/neovim.git /var/lib/mock/f40-build-1284892-23240/root/chroot_tmpdir/scmroot/neovim
Cloning into '/var/lib/mock/f40-build-1284892-23240/root/chroot_tmpdir/scmroot/neovim'...
$ git fetch origin ea0114dc213f4d758b1cf74b5b20b4f8bea2abdf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/neovim
 * [new ref]         ea0114dc213f4d758b1cf74b5b20b4f8bea2abdf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea0114d Fix updating helptags