$ git clone -n https://src.fedoraproject.org/rpms/python-pyasyncore.git /var/lib/mock/f39-build-1572730-37791/root/chroot_tmpdir/scmroot/python-pyasyncore
Cloning into '/var/lib/mock/f39-build-1572730-37791/root/chroot_tmpdir/scmroot/python-pyasyncore'...
$ git fetch origin 4536a3345e95d1c13b0ad8d6b2ccb347fa8fb436:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyasyncore
 * [new ref]         4536a3345e95d1c13b0ad8d6b2ccb347fa8fb436 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4536a33 Initial import (review #2241084)