$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-parser.git /var/lib/mock/f38-build-side-42-init-devel-1141608-30436/root/chroot_tmpdir/scmroot/rust-nu-parser
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1141608-30436/root/chroot_tmpdir/scmroot/rust-nu-parser'...
$ git fetch origin decc14d3ce12e042100b260c899a4d3abaceebeb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-parser
 * [new ref]         decc14d3ce12e042100b260c899a4d3abaceebeb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at decc14d Update to 0.80.0