$ git clone -n https://src.fedoraproject.org/rpms/blosc.git /var/lib/mock/f40-build-2274669-55021/root/chroot_tmpdir/scmroot/blosc
Cloning into '/var/lib/mock/f40-build-2274669-55021/root/chroot_tmpdir/scmroot/blosc'...
$ git fetch origin bfb988b450efe2666c480cf9328d013c2682f837:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/blosc
 * [new ref]         bfb988b450efe2666c480cf9328d013c2682f837 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bfb988b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild