$ git clone -n https://gitee.com/mgb01105731/libavif.git /var/lib/mock/dist-an23.2-build-431704-73034/root/chroot_tmpdir/scmroot/libavif
Cloning into '/var/lib/mock/dist-an23.2-build-431704-73034/root/chroot_tmpdir/scmroot/libavif'...
$ git fetch origin 30bc9dfdc84d90516a5a445dd090fb86aa003815:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libavif
 * [new ref]         30bc9dfdc84d90516a5a445dd090fb86aa003815 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30bc9df Rebuild with dav1d 1.4.0