$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-http.git /var/lib/mock/f42-build-862852-171171/root/chroot_tmpdir/scmroot/php-pecl-http
Cloning into '/var/lib/mock/f42-build-862852-171171/root/chroot_tmpdir/scmroot/php-pecl-http'...
$ git fetch origin 7c16ac7dc2764303b90c7c048f550836eddf4d12:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-http
 * [new ref]         7c16ac7dc2764303b90c7c048f550836eddf4d12 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7c16ac7 Rebuild for ICU 76