$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-parser.git /var/lib/mock/f42-build-3267426-41262/root/chroot_tmpdir/scmroot/rust-nu-parser
Cloning into '/var/lib/mock/f42-build-3267426-41262/root/chroot_tmpdir/scmroot/rust-nu-parser'...
$ git fetch origin 800ce5732caefe12e01f62e92119e2802959df4e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-parser
 * [new ref]         800ce5732caefe12e01f62e92119e2802959df4e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 800ce57 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild