$ git clone -n https://src.fedoraproject.org/rpms/httpd.git /var/lib/mock/f41-build-851778-166064/root/chroot_tmpdir/scmroot/httpd
Cloning into '/var/lib/mock/f41-build-851778-166064/root/chroot_tmpdir/scmroot/httpd'...
$ git fetch origin 8f936f8f7bbda6f6a53c19ffc1bb06dc91935c81:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/httpd
 * [new ref]         8f936f8f7bbda6f6a53c19ffc1bb06dc91935c81 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8f936f8 Added openldap-devel build dependency