$ git clone -n https://src.fedoraproject.org/rpms/adobe-afdko.git /var/lib/mock/f40-build-2194960-51502/root/chroot_tmpdir/scmroot/adobe-afdko
Cloning into '/var/lib/mock/f40-build-2194960-51502/root/chroot_tmpdir/scmroot/adobe-afdko'...
$ git fetch origin 25087f03f500bf84a561571a1fd922cead793341:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/adobe-afdko
 * [new ref]         25087f03f500bf84a561571a1fd922cead793341 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25087f0 Fix C compatibility issues