$ git clone -n https://src.fedoraproject.org/rpms/php-pear-Crypt-CHAP.git /var/lib/mock/f45-build-27988-627/root/chroot_tmpdir/scmroot/php-pear-Crypt-CHAP
Cloning into '/var/lib/mock/f45-build-27988-627/root/chroot_tmpdir/scmroot/php-pear-Crypt-CHAP'...
$ git fetch origin b776e348243728bc92f720e0ad1b725fac79caf3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pear-Crypt-CHAP
 * [new ref]         b776e348243728bc92f720e0ad1b725fac79caf3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b776e34 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild