$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-cmd-plugin.git /var/lib/mock/f41-build-side-1-3148613-40062/root/chroot_tmpdir/scmroot/rust-nu-cmd-plugin
Cloning into '/var/lib/mock/f41-build-side-1-3148613-40062/root/chroot_tmpdir/scmroot/rust-nu-cmd-plugin'...
$ git fetch origin e86f6aabbbaa5001f9650b09b475450cb28e4dab:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-cmd-plugin
 * [new ref]         e86f6aabbbaa5001f9650b09b475450cb28e4dab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e86f6aa Update to version 0.99.1