$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-pcov.git /var/lib/mock/f45-build-28109-628/root/chroot_tmpdir/scmroot/php-pecl-pcov
Cloning into '/var/lib/mock/f45-build-28109-628/root/chroot_tmpdir/scmroot/php-pecl-pcov'...
$ git fetch origin 555c9dfd87452fc25552d1e80e8a1bae95a57c4e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-pcov
 * [new ref]         555c9dfd87452fc25552d1e80e8a1bae95a57c4e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 555c9df Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild