$ git clone -n https://src.fedoraproject.org/rpms/tng.git /var/lib/mock/f40-build-804392-144511/root/chroot_tmpdir/scmroot/tng
Cloning into '/var/lib/mock/f40-build-804392-144511/root/chroot_tmpdir/scmroot/tng'...
$ git fetch origin 63af1f247ef6b4db1de64bbb9717536482f66121:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tng
 * [new ref]         63af1f247ef6b4db1de64bbb9717536482f66121 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63af1f2 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild