$ git clone -n https://src.fedoraproject.org/rpms/perl-Apache2-SOAP.git /var/lib/mock/f40-build-2220981-52673/root/chroot_tmpdir/scmroot/perl-Apache2-SOAP
Cloning into '/var/lib/mock/f40-build-2220981-52673/root/chroot_tmpdir/scmroot/perl-Apache2-SOAP'...
$ git fetch origin 545ff70d399aa8effb04e027fb53092565dff1bc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Apache2-SOAP
 * [new ref]         545ff70d399aa8effb04e027fb53092565dff1bc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 545ff70 Overhaul spec file