$ git clone -n https://src.fedoraproject.org/rpms/c-icap-modules.git /var/lib/mock/f40-build-805050-144686/root/chroot_tmpdir/scmroot/c-icap-modules
Cloning into '/var/lib/mock/f40-build-805050-144686/root/chroot_tmpdir/scmroot/c-icap-modules'...
$ git fetch origin 3b62569647c2c3a94033e5bca893b1ea2e1823c5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/c-icap-modules
 * [new ref]         3b62569647c2c3a94033e5bca893b1ea2e1823c5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b62569 Upgrade to new upstream version