$ git clone -n https://src.fedoraproject.org/rpms/nip2.git /var/lib/mock/f41-build-side-1-3131189-39611/root/chroot_tmpdir/scmroot/nip2
Cloning into '/var/lib/mock/f41-build-side-1-3131189-39611/root/chroot_tmpdir/scmroot/nip2'...
$ git fetch origin 133320ee7daf21641744af494aa8f75dd5b8aaec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nip2
 * [new ref]         133320ee7daf21641744af494aa8f75dd5b8aaec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 133320e convert GPLv2+ license to SPDX