$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-plugin.git /var/lib/mock/f40-build-2215682-52453/root/chroot_tmpdir/scmroot/rust-nu-plugin
Cloning into '/var/lib/mock/f40-build-2215682-52453/root/chroot_tmpdir/scmroot/rust-nu-plugin'...
$ git fetch origin cd6dc4954ad83f8a7c5936684abfb46d6e747155:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-plugin
 * [new ref]         cd6dc4954ad83f8a7c5936684abfb46d6e747155 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd6dc49 Update to 0.88.1