$ git clone -n https://src.fedoraproject.org/rpms/convertall.git /var/lib/mock/f39-build-1586065-38174/root/chroot_tmpdir/scmroot/convertall
Cloning into '/var/lib/mock/f39-build-1586065-38174/root/chroot_tmpdir/scmroot/convertall'...
$ git fetch origin d745395b71f1a23d3c3ec779549212d23d4012b4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/convertall
 * [new ref]         d745395b71f1a23d3c3ec779549212d23d4012b4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d745395 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild