$ git clone -n https://src.fedoraproject.org/rpms/python-PyPDF2.git /var/lib/mock/f45-build-29225-636/root/chroot_tmpdir/scmroot/python-PyPDF2
Cloning into '/var/lib/mock/f45-build-29225-636/root/chroot_tmpdir/scmroot/python-PyPDF2'...
$ git fetch origin 02fd211311477d4cca42f364ecbdde256ca52013:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-PyPDF2
 * [new ref]         02fd211311477d4cca42f364ecbdde256ca52013 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02fd211 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild