$ git clone -n https://src.fedoraproject.org/rpms/libica.git /var/lib/mock/f38-build-718559-96741/root/chroot_tmpdir/scmroot/libica
Cloning into '/var/lib/mock/f38-build-718559-96741/root/chroot_tmpdir/scmroot/libica'...
$ git fetch origin a89db7434548afead20b0496c84c1e4f34b4c0f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libica
 * [new ref]         a89db7434548afead20b0496c84c1e4f34b4c0f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a89db74 - updated to 4.2.1