$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-parser.git /var/lib/mock/f39-build-1538371-36392/root/chroot_tmpdir/scmroot/rust-nu-parser
Cloning into '/var/lib/mock/f39-build-1538371-36392/root/chroot_tmpdir/scmroot/rust-nu-parser'...
$ git fetch origin f056a93e547aeec8114b4b3b34f522f6619340a5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-parser
 * [new ref]         f056a93e547aeec8114b4b3b34f522f6619340a5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f056a93 Bump rstest dev-dependency to 0.18