$ git clone -n https://src.fedoraproject.org/rpms/pdftk-java.git /var/lib/mock/f40-build-2301185-56766/root/chroot_tmpdir/scmroot/pdftk-java
Cloning into '/var/lib/mock/f40-build-2301185-56766/root/chroot_tmpdir/scmroot/pdftk-java'...
$ git fetch origin d8c4094160a85a528db79f466461b5acc8098e61:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdftk-java
 * [new ref]         d8c4094160a85a528db79f466461b5acc8098e61 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8c4094 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild