$ git clone -n https://src.fedoraproject.org/rpms/perl-Template-Timer.git /var/lib/mock/f39-build-1486148-34463/root/chroot_tmpdir/scmroot/perl-Template-Timer
Cloning into '/var/lib/mock/f39-build-1486148-34463/root/chroot_tmpdir/scmroot/perl-Template-Timer'...
$ git fetch origin f0fa74aec7b08b5c1944b3cecd76925d0e8eb5e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Template-Timer
 * [new ref]         f0fa74aec7b08b5c1944b3cecd76925d0e8eb5e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0fa74a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild