$ git clone -n https://src.fedoraproject.org/rpms/extra-cmake-modules.git /var/lib/mock/f40-build-2074545-49421/root/chroot_tmpdir/scmroot/extra-cmake-modules
Cloning into '/var/lib/mock/f40-build-2074545-49421/root/chroot_tmpdir/scmroot/extra-cmake-modules'...
$ git fetch origin 5f7916748fd73e852785f95ca15a54d200afbd42:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/extra-cmake-modules
 * [new ref]         5f7916748fd73e852785f95ca15a54d200afbd42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f79167 Added reason why Qt5Core is still in the spec