$ git clone -n https://src.fedoraproject.org/rpms/perl-PDL.git /var/lib/mock/f40-build-732170-104638/root/chroot_tmpdir/scmroot/perl-PDL
Cloning into '/var/lib/mock/f40-build-732170-104638/root/chroot_tmpdir/scmroot/perl-PDL'...
$ git fetch origin af30efb8f99a8804cb12a553bbe8bfac038d96bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-PDL
 * [new ref]         af30efb8f99a8804cb12a553bbe8bfac038d96bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af30efb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild