$ git clone -n https://src.fedoraproject.org/rpms/dnf-plugin-perfmetrics.git /var/lib/mock/f45-build-7611-367/root/chroot_tmpdir/scmroot/dnf-plugin-perfmetrics
Cloning into '/var/lib/mock/f45-build-7611-367/root/chroot_tmpdir/scmroot/dnf-plugin-perfmetrics'...
$ git fetch origin 8a594ec2a54d24569fae9ab0d2da5bc892fe91fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnf-plugin-perfmetrics
 * [new ref]         8a594ec2a54d24569fae9ab0d2da5bc892fe91fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a594ec Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild