$ git clone -n https://src.fedoraproject.org/rpms/R-AsioHeaders.git /var/lib/mock/f45-build-5893-345/root/chroot_tmpdir/scmroot/R-AsioHeaders
Cloning into '/var/lib/mock/f45-build-5893-345/root/chroot_tmpdir/scmroot/R-AsioHeaders'...
$ git fetch origin 8ae4f2ad6002c65849e9959616dfb719345c5671:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-AsioHeaders
 * [new ref]         8ae4f2ad6002c65849e9959616dfb719345c5671 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ae4f2a Backport removal of code that fails with OpenSSL 4