$ git clone -n https://src.fedoraproject.org/rpms/distro-info.git /var/lib/mock/f39-build-1536842-36344/root/chroot_tmpdir/scmroot/distro-info
Cloning into '/var/lib/mock/f39-build-1536842-36344/root/chroot_tmpdir/scmroot/distro-info'...
$ git fetch origin 737be3cf4ee820170e07a6e0715a0bad8013d939:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/distro-info
 * [new ref]         737be3cf4ee820170e07a6e0715a0bad8013d939 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 737be3c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild