$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-TinyMocker.git /var/lib/mock/f39-build-1439633-32272/root/chroot_tmpdir/scmroot/perl-Test-TinyMocker
Cloning into '/var/lib/mock/f39-build-1439633-32272/root/chroot_tmpdir/scmroot/perl-Test-TinyMocker'...
$ git fetch origin 5452210de029208f176d20f2fdab12ad5fb93fb9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-TinyMocker
 * [new ref]         5452210de029208f176d20f2fdab12ad5fb93fb9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5452210 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild