$ git clone -n https://src.fedoraproject.org/rpms/rocksdb.git /var/lib/mock/f38-build-side-42-init-devel-662415-26635/root/chroot_tmpdir/scmroot/rocksdb
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-662415-26635/root/chroot_tmpdir/scmroot/rocksdb'...
$ git fetch origin 170ac69980a475eef58fa549b7bfc9c79fec1f57:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rocksdb
 * [new ref]         170ac69980a475eef58fa549b7bfc9c79fec1f57 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 170ac69 Fix build with GCC 13