$ git clone -n https://src.fedoraproject.org/rpms/kamera.git /var/lib/mock/f40-build-2237184-53533/root/chroot_tmpdir/scmroot/kamera
Cloning into '/var/lib/mock/f40-build-2237184-53533/root/chroot_tmpdir/scmroot/kamera'...
$ git fetch origin 1260304de27afa9a9c7152d6257c44102565e561:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kamera
 * [new ref]         1260304de27afa9a9c7152d6257c44102565e561 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1260304 24.01.90