$ git clone -n https://src.fedoraproject.org/rpms/erlang-fast_tls.git /var/lib/mock/f39-build-1562992-37468/root/chroot_tmpdir/scmroot/erlang-fast_tls
Cloning into '/var/lib/mock/f39-build-1562992-37468/root/chroot_tmpdir/scmroot/erlang-fast_tls'...
$ git fetch origin 22776e39767975e1fe7d4a4ea75cb9d3f7aee4a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-fast_tls
 * [new ref]         22776e39767975e1fe7d4a4ea75cb9d3f7aee4a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22776e3 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild