$ git clone -n https://src.fedoraproject.org/rpms/perl-POE-Component-Client-Keepalive.git /var/lib/mock/f45-build-25527-611/root/chroot_tmpdir/scmroot/perl-POE-Component-Client-Keepalive
Cloning into '/var/lib/mock/f45-build-25527-611/root/chroot_tmpdir/scmroot/perl-POE-Component-Client-Keepalive'...
$ git fetch origin 3cc656d6b3caf0bf088cf08aecf65af3db2d51c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-POE-Component-Client-Keepalive
 * [new ref]         3cc656d6b3caf0bf088cf08aecf65af3db2d51c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3cc656d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild