$ git clone -n https://src.fedoraproject.org/rpms/nwchem.git /var/lib/mock/f40-build-770788-125889/root/chroot_tmpdir/scmroot/nwchem
Cloning into '/var/lib/mock/f40-build-770788-125889/root/chroot_tmpdir/scmroot/nwchem'...
$ git fetch origin c6aada3249c001cb4b155ea3cf917e952bf37951:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nwchem
 * [new ref]         c6aada3249c001cb4b155ea3cf917e952bf37951 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6aada3 Fix verbose mpich output truncation https://github.com/nwchemgit/nwchem/issues/895