$ git clone -n https://src.fedoraproject.org/rpms/fzf.git /var/lib/mock/f40-build-760501-121099/root/chroot_tmpdir/scmroot/fzf
Cloning into '/var/lib/mock/f40-build-760501-121099/root/chroot_tmpdir/scmroot/fzf'...
$ git fetch origin 0a3e26708f8c72583dafad0962c8ee69cca0d27e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fzf
 * [new ref]         0a3e26708f8c72583dafad0962c8ee69cca0d27e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0a3e267 Update to latest version (#2249468)