$ git clone -n https://src.fedoraproject.org/rpms/certbot.git /var/lib/mock/f39-build-1979806-43339/root/chroot_tmpdir/scmroot/certbot
Cloning into '/var/lib/mock/f39-build-1979806-43339/root/chroot_tmpdir/scmroot/certbot'...
$ git fetch origin af3e3bd29ae54d96e4f973e6d656dd94a9099951:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/certbot
 * [new ref]         af3e3bd29ae54d96e4f973e6d656dd94a9099951 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af3e3bd Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild