$ git clone -n https://src.fedoraproject.org/rpms/emacs-auto-complete.git /var/lib/mock/f39-build-1493310-34539/root/chroot_tmpdir/scmroot/emacs-auto-complete
Cloning into '/var/lib/mock/f39-build-1493310-34539/root/chroot_tmpdir/scmroot/emacs-auto-complete'...
$ git fetch origin 270c0b724f560f4eb22cbbfdcd7a094b9bb7a914:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/emacs-auto-complete
 * [new ref]         270c0b724f560f4eb22cbbfdcd7a094b9bb7a914 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 270c0b7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild