$ git clone -n https://src.fedoraproject.org/rpms/php-pear-Crypt-Blowfish.git /var/lib/mock/f45-build-27979-627/root/chroot_tmpdir/scmroot/php-pear-Crypt-Blowfish
Cloning into '/var/lib/mock/f45-build-27979-627/root/chroot_tmpdir/scmroot/php-pear-Crypt-Blowfish'...
$ git fetch origin a7dd3f04bd56f44e2cef3bd3df66e8dc89bfcd18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pear-Crypt-Blowfish
 * [new ref]         a7dd3f04bd56f44e2cef3bd3df66e8dc89bfcd18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a7dd3f0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild