$ git clone -n https://src.fedoraproject.org/rpms/evolution-ews.git /var/lib/mock/f40-build-2236756-53519/root/chroot_tmpdir/scmroot/evolution-ews
Cloning into '/var/lib/mock/f40-build-2236756-53519/root/chroot_tmpdir/scmroot/evolution-ews'...
$ git fetch origin 60d444cf463561d0791fb392576d955e5645e85a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/evolution-ews
 * [new ref]         60d444cf463561d0791fb392576d955e5645e85a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 60d444c Update to 3.51.1