$ git clone -n https://src.fedoraproject.org/rpms/clamav.git /var/lib/mock/f40-build-2690451-68120/root/chroot_tmpdir/scmroot/clamav
Cloning into '/var/lib/mock/f40-build-2690451-68120/root/chroot_tmpdir/scmroot/clamav'...
$ git fetch origin 9c11689c6b720f8afd4d4511236ddfb68c3e088a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clamav
 * [new ref]         9c11689c6b720f8afd4d4511236ddfb68c3e088a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c11689 (#1679375) fixes syntax error in /etc/logrotate.d/clamd.exim