$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-xattr.git /var/lib/mock/f40-build-784968-133670/root/chroot_tmpdir/scmroot/php-pecl-xattr
Cloning into '/var/lib/mock/f40-build-784968-133670/root/chroot_tmpdir/scmroot/php-pecl-xattr'...
$ git fetch origin d2798d4e16040c4234c62b93e470fc8830bf7b82:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-xattr
 * [new ref]         d2798d4e16040c4234c62b93e470fc8830bf7b82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d2798d4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild