$ git clone -n https://src.fedoraproject.org/rpms/fuse3.git /var/lib/mock/f40-build-2235694-53459/root/chroot_tmpdir/scmroot/fuse3
Cloning into '/var/lib/mock/f40-build-2235694-53459/root/chroot_tmpdir/scmroot/fuse3'...
$ git fetch origin b245ea0992edb3386fdd335970dfc2cc2c88f721:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fuse3
 * [new ref]         b245ea0992edb3386fdd335970dfc2cc2c88f721 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b245ea0 Rebase to upstream version 3.16.2