$ git clone -n https://git.cclinux.org/stage/rpms/poppler-data.git /mnt/compose/mock/dist-circle8-build-112765-71382/root/chroot_tmpdir/scmroot/poppler-data
Cloning into '/mnt/compose/mock/dist-circle8-build-112765-71382/root/chroot_tmpdir/scmroot/poppler-data'...
$ git fetch origin 7d4ed93ac14e433c2bd8c11c8f4dee0a92338506:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/poppler-data
 * [new ref]         7d4ed93ac14e433c2bd8c11c8f4dee0a92338506 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d4ed93 import poppler-data-0.4.9-2.el8