$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-lsp.git /var/lib/mock/f41-build-side-1-3136889-39784/root/chroot_tmpdir/scmroot/rust-nu-lsp
Cloning into '/var/lib/mock/f41-build-side-1-3136889-39784/root/chroot_tmpdir/scmroot/rust-nu-lsp'...
$ git fetch origin bf6791fe4902ac47042eb5792b2cc95bdbd38c78:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-lsp
 * [new ref]         bf6791fe4902ac47042eb5792b2cc95bdbd38c78 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf6791f Update to version 0.99.1