$ git clone -n https://src.fedoraproject.org/rpms/kinfocenter.git /var/lib/mock/f40-build-2153124-50914/root/chroot_tmpdir/scmroot/kinfocenter
Cloning into '/var/lib/mock/f40-build-2153124-50914/root/chroot_tmpdir/scmroot/kinfocenter'...
$ git fetch origin 5ebc119139c6c0c88bc69b6dd10f378936b979bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kinfocenter
 * [new ref]         5ebc119139c6c0c88bc69b6dd10f378936b979bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5ebc119 5.91.0