$ git clone -n https://github.com/fedora-riscv/lldb.git /var/lib/mock/f38-build-side-42-init-devel-706477-27170/root/chroot_tmpdir/scmroot/lldb
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-706477-27170/root/chroot_tmpdir/scmroot/lldb'...
$ git fetch origin 102397e62b9df2dad02c7baf3e3381d13d0f361e:KOJI_FETCH_HEAD
From https://github.com/fedora-riscv/lldb
 * [new ref]         102397e62b9df2dad02c7baf3e3381d13d0f361e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 102397e Fix build on riscv64.