$ git clone -n https://src.fedoraproject.org/rpms/javapoet.git /var/lib/mock/f41-build-side-1-2965377-35789/root/chroot_tmpdir/scmroot/javapoet
Cloning into '/var/lib/mock/f41-build-side-1-2965377-35789/root/chroot_tmpdir/scmroot/javapoet'...
$ git fetch origin 0c6ad8ad7de3ba794f3b2316537c98bb42d9361b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/javapoet
 * [new ref]         0c6ad8ad7de3ba794f3b2316537c98bb42d9361b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c6ad8a convert ASL 2.0 license to SPDX