$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Fatal.git /var/lib/mock/f39-build-1437143-32119/root/chroot_tmpdir/scmroot/perl-Test-Fatal
Cloning into '/var/lib/mock/f39-build-1437143-32119/root/chroot_tmpdir/scmroot/perl-Test-Fatal'...
$ git fetch origin 49553c4fe25dde432a36a648de9b0f6f54a1fd6a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Fatal
 * [new ref]         49553c4fe25dde432a36a648de9b0f6f54a1fd6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 49553c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild