$ git clone -n https://src.fedoraproject.org/rpms/perl-POE-Component-Client-Keepalive.git /var/lib/mock/f41-build-1287218-23295/root/chroot_tmpdir/scmroot/perl-POE-Component-Client-Keepalive
Cloning into '/var/lib/mock/f41-build-1287218-23295/root/chroot_tmpdir/scmroot/perl-POE-Component-Client-Keepalive'...
$ git fetch origin d529cd883495be510d3ef592034928e025871574:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-POE-Component-Client-Keepalive
 * [new ref]         d529cd883495be510d3ef592034928e025871574 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d529cd8 Eliminate use of obsolete %patchN syntax (#2283636)