$ git clone -n https://git.cclinux.org/stage/rpms/pyserial.git /mnt/compose/mock/dist-circle8-build-113596-74361/root/chroot_tmpdir/scmroot/pyserial
Cloning into '/mnt/compose/mock/dist-circle8-build-113596-74361/root/chroot_tmpdir/scmroot/pyserial'...
$ git fetch origin d7e527ac60c67c4c0ca27669292a21e54278f04f:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/pyserial
 * [new ref]         d7e527ac60c67c4c0ca27669292a21e54278f04f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7e527a import pyserial-3.1.1-9.el8