$ git clone -n https://src.fedoraproject.org/rpms/php-pear-File-Passwd.git /var/lib/mock/f45-build-28001-627/root/chroot_tmpdir/scmroot/php-pear-File-Passwd
Cloning into '/var/lib/mock/f45-build-28001-627/root/chroot_tmpdir/scmroot/php-pear-File-Passwd'...
$ git fetch origin 48c232644695e4c6a872d03ed3f1d7efa7d5614e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pear-File-Passwd
 * [new ref]         48c232644695e4c6a872d03ed3f1d7efa7d5614e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48c2326 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild