$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-parser.git /var/lib/mock/f41-build-side-1-3149602-40515/root/chroot_tmpdir/scmroot/rust-nu-parser
Cloning into '/var/lib/mock/f41-build-side-1-3149602-40515/root/chroot_tmpdir/scmroot/rust-nu-parser'...
$ git fetch origin 5063ee84633ceb5d81d6b6566a65a8a35e5366fd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-parser
 * [new ref]         5063ee84633ceb5d81d6b6566a65a8a35e5366fd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5063ee8 Allow rstest 0.23