$ git clone -n https://src.fedoraproject.org/rpms/php-pear-Crypt-CHAP.git /var/lib/mock/f41-build-1046844-19101/root/chroot_tmpdir/scmroot/php-pear-Crypt-CHAP
Cloning into '/var/lib/mock/f41-build-1046844-19101/root/chroot_tmpdir/scmroot/php-pear-Crypt-CHAP'...
$ git fetch origin 0539e397b62f3a68b906ef65387297c08d00d0d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pear-Crypt-CHAP
 * [new ref]         0539e397b62f3a68b906ef65387297c08d00d0d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0539e39 Eliminate use of obsolete %patchN syntax (#2283636)