$ git clone -n https://src.fedoraproject.org/rpms/perl-EBook-EPUB.git /var/lib/mock/f39-build-1547809-36749/root/chroot_tmpdir/scmroot/perl-EBook-EPUB
Cloning into '/var/lib/mock/f39-build-1547809-36749/root/chroot_tmpdir/scmroot/perl-EBook-EPUB'...
$ git fetch origin da996bd10bd911909fb72ccf5dc957c8858497dd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-EBook-EPUB
 * [new ref]         da996bd10bd911909fb72ccf5dc957c8858497dd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da996bd Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild